Home / 82,432.53-123,646.47-26,276.01

Finding the Fourth Proportional to 82,432.53, 123,646.47 and 26,276.01

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Solution

The fourth proportional to 82,432.53, 123,646.47 and 26,276.01 is: 39,413.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,432.53 : 123,646.47 = 26,276.01 : x
  2. Step 2: Convert to fraction form
    82,432.53/123,646.47 = 26,276.01/x
  3. Step 3: Cross multiply
    82,432.53x = 123,646.47 × 26,276.01
  4. Step 4: Simplify right side
    82,432.53x = 3,248,935,882.18
  5. Step 5: Solve for x
    x = 3,248,935,882.18/82,432.53
  6. Step 6: Final answer
    x = 39,413.27

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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.