Home / 15,435.66-23,156.01-5,437.83

Finding the Fourth Proportional to 15,435.66, 23,156.01 and 5,437.83

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Solution

The fourth proportional to 15,435.66, 23,156.01 and 5,437.83 is: 8,157.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,435.66 : 23,156.01 = 5,437.83 : x
  2. Step 2: Convert to fraction form
    15,435.66/23,156.01 = 5,437.83/x
  3. Step 3: Cross multiply
    15,435.66x = 23,156.01 × 5,437.83
  4. Step 4: Simplify right side
    15,435.66x = 125,918,532.69
  5. Step 5: Solve for x
    x = 125,918,532.69/15,435.66
  6. Step 6: Final answer
    x = 8,157.64

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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.