Home / 15,730.08-23,593.68-5,340.64

Finding the Fourth Proportional to 15,730.08, 23,593.68 and 5,340.64

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Solution

The fourth proportional to 15,730.08, 23,593.68 and 5,340.64 is: 8,010.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,730.08 : 23,593.68 = 5,340.64 : x
  2. Step 2: Convert to fraction form
    15,730.08/23,593.68 = 5,340.64/x
  3. Step 3: Cross multiply
    15,730.08x = 23,593.68 × 5,340.64
  4. Step 4: Simplify right side
    15,730.08x = 126,005,351.16
  5. Step 5: Solve for x
    x = 126,005,351.16/15,730.08
  6. Step 6: Final answer
    x = 8,010.47

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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.