Home / 56,534.72-84,803.88-28,439.42

Finding the Fourth Proportional to 56,534.72, 84,803.88 and 28,439.42

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Solution

The fourth proportional to 56,534.72, 84,803.88 and 28,439.42 is: 42,660.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,534.72 : 84,803.88 = 28,439.42 : x
  2. Step 2: Convert to fraction form
    56,534.72/84,803.88 = 28,439.42/x
  3. Step 3: Cross multiply
    56,534.72x = 84,803.88 × 28,439.42
  4. Step 4: Simplify right side
    56,534.72x = 2,411,773,160.95
  5. Step 5: Solve for x
    x = 2,411,773,160.95/56,534.72
  6. Step 6: Final answer
    x = 42,660.04

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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.