Home / 42,670.26-63,977.91-17,727.52

Finding the Fourth Proportional to 42,670.26, 63,977.91 and 17,727.52

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Solution

The fourth proportional to 42,670.26, 63,977.91 and 17,727.52 is: 26,579.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,670.26 : 63,977.91 = 17,727.52 : x
  2. Step 2: Convert to fraction form
    42,670.26/63,977.91 = 17,727.52/x
  3. Step 3: Cross multiply
    42,670.26x = 63,977.91 × 17,727.52
  4. Step 4: Simplify right side
    42,670.26x = 1,134,169,679.08
  5. Step 5: Solve for x
    x = 1,134,169,679.08/42,670.26
  6. Step 6: Final answer
    x = 26,579.86

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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.