Home / 15,591.68-23,387.73-5,203.43

Finding the Fourth Proportional to 15,591.68, 23,387.73 and 5,203.43

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Solution

The fourth proportional to 15,591.68, 23,387.73 and 5,203.43 is: 7,805.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,591.68 : 23,387.73 = 5,203.43 : x
  2. Step 2: Convert to fraction form
    15,591.68/23,387.73 = 5,203.43/x
  3. Step 3: Cross multiply
    15,591.68x = 23,387.73 × 5,203.43
  4. Step 4: Simplify right side
    15,591.68x = 121,696,389.90
  5. Step 5: Solve for x
    x = 121,696,389.90/15,591.68
  6. Step 6: Final answer
    x = 7,805.21

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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.