Home / 15,045.20-22,561.59-5,683.63

Finding the Fourth Proportional to 15,045.20, 22,561.59 and 5,683.63

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Solution

The fourth proportional to 15,045.20, 22,561.59 and 5,683.63 is: 8,523.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,045.20 : 22,561.59 = 5,683.63 : x
  2. Step 2: Convert to fraction form
    15,045.20/22,561.59 = 5,683.63/x
  3. Step 3: Cross multiply
    15,045.20x = 22,561.59 × 5,683.63
  4. Step 4: Simplify right side
    15,045.20x = 128,231,729.77
  5. Step 5: Solve for x
    x = 128,231,729.77/15,045.20
  6. Step 6: Final answer
    x = 8,523.10

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.