Home / 42,473.84-63,641.48-25,838.96

Finding the Fourth Proportional to 42,473.84, 63,641.48 and 25,838.96

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Solution

The fourth proportional to 42,473.84, 63,641.48 and 25,838.96 is: 38,716.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,473.84 : 63,641.48 = 25,838.96 : x
  2. Step 2: Convert to fraction form
    42,473.84/63,641.48 = 25,838.96/x
  3. Step 3: Cross multiply
    42,473.84x = 63,641.48 × 25,838.96
  4. Step 4: Simplify right side
    42,473.84x = 1,644,429,656.06
  5. Step 5: Solve for x
    x = 1,644,429,656.06/42,473.84
  6. Step 6: Final answer
    x = 38,716.29

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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.