Home / 57,454.32-79,277.30-31,957.36

Finding the Fourth Proportional to 57,454.32, 79,277.30 and 31,957.36

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Solution

The fourth proportional to 57,454.32, 79,277.30 and 31,957.36 is: 44,095.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,454.32 : 79,277.30 = 31,957.36 : x
  2. Step 2: Convert to fraction form
    57,454.32/79,277.30 = 31,957.36/x
  3. Step 3: Cross multiply
    57,454.32x = 79,277.30 × 31,957.36
  4. Step 4: Simplify right side
    57,454.32x = 2,533,493,215.93
  5. Step 5: Solve for x
    x = 2,533,493,215.93/57,454.32
  6. Step 6: Final answer
    x = 44,095.78

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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.