Home / 15,463.46-21,332.48-9,173.54

Finding the Fourth Proportional to 15,463.46, 21,332.48 and 9,173.54

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Solution

The fourth proportional to 15,463.46, 21,332.48 and 9,173.54 is: 12,655.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,463.46 : 21,332.48 = 9,173.54 : x
  2. Step 2: Convert to fraction form
    15,463.46/21,332.48 = 9,173.54/x
  3. Step 3: Cross multiply
    15,463.46x = 21,332.48 × 9,173.54
  4. Step 4: Simplify right side
    15,463.46x = 195,694,358.58
  5. Step 5: Solve for x
    x = 195,694,358.58/15,463.46
  6. Step 6: Final answer
    x = 12,655.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.