Home / 47,863.60-66,054.90-31,937.92

Finding the Fourth Proportional to 47,863.60, 66,054.90 and 31,937.92

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Solution

The fourth proportional to 47,863.60, 66,054.90 and 31,937.92 is: 44,076.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,863.60 : 66,054.90 = 31,937.92 : x
  2. Step 2: Convert to fraction form
    47,863.60/66,054.90 = 31,937.92/x
  3. Step 3: Cross multiply
    47,863.60x = 66,054.90 × 31,937.92
  4. Step 4: Simplify right side
    47,863.60x = 2,109,656,111.81
  5. Step 5: Solve for x
    x = 2,109,656,111.81/47,863.60
  6. Step 6: Final answer
    x = 44,076.42

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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.