Home / 17,905.08-24,711.27-10,831.47

Finding the Fourth Proportional to 17,905.08, 24,711.27 and 10,831.47

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Solution

The fourth proportional to 17,905.08, 24,711.27 and 10,831.47 is: 14,948.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,905.08 : 24,711.27 = 10,831.47 : x
  2. Step 2: Convert to fraction form
    17,905.08/24,711.27 = 10,831.47/x
  3. Step 3: Cross multiply
    17,905.08x = 24,711.27 × 10,831.47
  4. Step 4: Simplify right side
    17,905.08x = 267,659,379.67
  5. Step 5: Solve for x
    x = 267,659,379.67/17,905.08
  6. Step 6: Final answer
    x = 14,948.80

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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.