Home / 15,535.69-23,153.64-15,510.99

Finding the Fourth Proportional to 15,535.69, 23,153.64 and 15,510.99

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Solution

The fourth proportional to 15,535.69, 23,153.64 and 15,510.99 is: 23,116.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,535.69 : 23,153.64 = 15,510.99 : x
  2. Step 2: Convert to fraction form
    15,535.69/23,153.64 = 15,510.99/x
  3. Step 3: Cross multiply
    15,535.69x = 23,153.64 × 15,510.99
  4. Step 4: Simplify right side
    15,535.69x = 359,135,878.50
  5. Step 5: Solve for x
    x = 359,135,878.50/15,535.69
  6. Step 6: Final answer
    x = 23,116.83

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.