Home / 40,840.04-61,162.86-28,372.52

Finding the Fourth Proportional to 40,840.04, 61,162.86 and 28,372.52

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Solution

The fourth proportional to 40,840.04, 61,162.86 and 28,372.52 is: 42,491.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,840.04 : 61,162.86 = 28,372.52 : x
  2. Step 2: Convert to fraction form
    40,840.04/61,162.86 = 28,372.52/x
  3. Step 3: Cross multiply
    40,840.04x = 61,162.86 × 28,372.52
  4. Step 4: Simplify right side
    40,840.04x = 1,735,344,468.61
  5. Step 5: Solve for x
    x = 1,735,344,468.61/40,840.04
  6. Step 6: Final answer
    x = 42,491.25

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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.