Home / 56,886.17-85,215.02-28,337.13

Finding the Fourth Proportional to 56,886.17, 85,215.02 and 28,337.13

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Solution

The fourth proportional to 56,886.17, 85,215.02 and 28,337.13 is: 42,448.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,886.17 : 85,215.02 = 28,337.13 : x
  2. Step 2: Convert to fraction form
    56,886.17/85,215.02 = 28,337.13/x
  3. Step 3: Cross multiply
    56,886.17x = 85,215.02 × 28,337.13
  4. Step 4: Simplify right side
    56,886.17x = 2,414,748,958.01
  5. Step 5: Solve for x
    x = 2,414,748,958.01/56,886.17
  6. Step 6: Final answer
    x = 42,448.79

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1.5x scale

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.