Home / 56,531.31-84,798.77-28,436.01

Finding the Fourth Proportional to 56,531.31, 84,798.77 and 28,436.01

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Solution

The fourth proportional to 56,531.31, 84,798.77 and 28,436.01 is: 42,654.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,531.31 : 84,798.77 = 28,436.01 : x
  2. Step 2: Convert to fraction form
    56,531.31/84,798.77 = 28,436.01/x
  3. Step 3: Cross multiply
    56,531.31x = 84,798.77 × 28,436.01
  4. Step 4: Simplify right side
    56,531.31x = 2,411,338,529.53
  5. Step 5: Solve for x
    x = 2,411,338,529.53/56,531.31
  6. Step 6: Final answer
    x = 42,654.92

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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.