Home / 16,545.28-22,831.86-9,472.36

Finding the Fourth Proportional to 16,545.28, 22,831.86 and 9,472.36

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Solution

The fourth proportional to 16,545.28, 22,831.86 and 9,472.36 is: 13,071.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,545.28 : 22,831.86 = 9,472.36 : x
  2. Step 2: Convert to fraction form
    16,545.28/22,831.86 = 9,472.36/x
  3. Step 3: Cross multiply
    16,545.28x = 22,831.86 × 9,472.36
  4. Step 4: Simplify right side
    16,545.28x = 216,271,597.39
  5. Step 5: Solve for x
    x = 216,271,597.39/16,545.28
  6. Step 6: Final answer
    x = 13,071.50

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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.