Home / 52,451.01-72,382.35-28,577.88

Finding the Fourth Proportional to 52,451.01, 72,382.35 and 28,577.88

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Solution

The fourth proportional to 52,451.01, 72,382.35 and 28,577.88 is: 39,437.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,451.01 : 72,382.35 = 28,577.88 : x
  2. Step 2: Convert to fraction form
    52,451.01/72,382.35 = 28,577.88/x
  3. Step 3: Cross multiply
    52,451.01x = 72,382.35 × 28,577.88
  4. Step 4: Simplify right side
    52,451.01x = 2,068,534,112.42
  5. Step 5: Solve for x
    x = 2,068,534,112.42/52,451.01
  6. Step 6: Final answer
    x = 39,437.45

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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.