Home / 56,331.90-84,524.58-28,254.47

Finding the Fourth Proportional to 56,331.90, 84,524.58 and 28,254.47

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Solution

The fourth proportional to 56,331.90, 84,524.58 and 28,254.47 is: 42,395.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,331.90 : 84,524.58 = 28,254.47 : x
  2. Step 2: Convert to fraction form
    56,331.90/84,524.58 = 28,254.47/x
  3. Step 3: Cross multiply
    56,331.90x = 84,524.58 × 28,254.47
  4. Step 4: Simplify right side
    56,331.90x = 2,388,196,787.25
  5. Step 5: Solve for x
    x = 2,388,196,787.25/56,331.90
  6. Step 6: Final answer
    x = 42,395.10

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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.