Home / 53,451.60-73,758.20-31,937.06

Finding the Fourth Proportional to 53,451.60, 73,758.20 and 31,937.06

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Solution

The fourth proportional to 53,451.60, 73,758.20 and 31,937.06 is: 44,070.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,451.60 : 73,758.20 = 31,937.06 : x
  2. Step 2: Convert to fraction form
    53,451.60/73,758.20 = 31,937.06/x
  3. Step 3: Cross multiply
    53,451.60x = 73,758.20 × 31,937.06
  4. Step 4: Simplify right side
    53,451.60x = 2,355,620,079.31
  5. Step 5: Solve for x
    x = 2,355,620,079.31/53,451.60
  6. Step 6: Final answer
    x = 44,070.15

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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.