Home / 42,368.24-63,474.91-19,837.59

Finding the Fourth Proportional to 42,368.24, 63,474.91 and 19,837.59

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Solution

The fourth proportional to 42,368.24, 63,474.91 and 19,837.59 is: 29,720.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,368.24 : 63,474.91 = 19,837.59 : x
  2. Step 2: Convert to fraction form
    42,368.24/63,474.91 = 19,837.59/x
  3. Step 3: Cross multiply
    42,368.24x = 63,474.91 × 19,837.59
  4. Step 4: Simplify right side
    42,368.24x = 1,259,188,952.24
  5. Step 5: Solve for x
    x = 1,259,188,952.24/42,368.24
  6. Step 6: Final answer
    x = 29,720.11

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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.