Home / 56,555.28-84,827.44-28,464.16

Finding the Fourth Proportional to 56,555.28, 84,827.44 and 28,464.16

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Solution

The fourth proportional to 56,555.28, 84,827.44 and 28,464.16 is: 42,693.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,555.28 : 84,827.44 = 28,464.16 : x
  2. Step 2: Convert to fraction form
    56,555.28/84,827.44 = 28,464.16/x
  3. Step 3: Cross multiply
    56,555.28x = 84,827.44 × 28,464.16
  4. Step 4: Simplify right side
    56,555.28x = 2,414,541,824.55
  5. Step 5: Solve for x
    x = 2,414,541,824.55/56,555.28
  6. Step 6: Final answer
    x = 42,693.48

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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.