Home / 31,831.84-47,767.20-16,250.68

Finding the Fourth Proportional to 31,831.84, 47,767.20 and 16,250.68

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Solution

The fourth proportional to 31,831.84, 47,767.20 and 16,250.68 is: 24,385.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,831.84 : 47,767.20 = 16,250.68 : x
  2. Step 2: Convert to fraction form
    31,831.84/47,767.20 = 16,250.68/x
  3. Step 3: Cross multiply
    31,831.84x = 47,767.20 × 16,250.68
  4. Step 4: Simplify right side
    31,831.84x = 776,249,481.70
  5. Step 5: Solve for x
    x = 776,249,481.70/31,831.84
  6. Step 6: Final answer
    x = 24,385.94

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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.