Home / 47,831.64-71,749.98-14,552.70

Finding the Fourth Proportional to 47,831.64, 71,749.98 and 14,552.70

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Solution

The fourth proportional to 47,831.64, 71,749.98 and 14,552.70 is: 21,829.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,831.64 : 71,749.98 = 14,552.70 : x
  2. Step 2: Convert to fraction form
    47,831.64/71,749.98 = 14,552.70/x
  3. Step 3: Cross multiply
    47,831.64x = 71,749.98 × 14,552.70
  4. Step 4: Simplify right side
    47,831.64x = 1,044,155,933.95
  5. Step 5: Solve for x
    x = 1,044,155,933.95/47,831.64
  6. Step 6: Final answer
    x = 21,829.82

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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.