Home / 52,419.79-78,641.97-17,359.45

Finding the Fourth Proportional to 52,419.79, 78,641.97 and 17,359.45

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Solution

The fourth proportional to 52,419.79, 78,641.97 and 17,359.45 is: 26,043.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,419.79 : 78,641.97 = 17,359.45 : x
  2. Step 2: Convert to fraction form
    52,419.79/78,641.97 = 17,359.45/x
  3. Step 3: Cross multiply
    52,419.79x = 78,641.97 × 17,359.45
  4. Step 4: Simplify right side
    52,419.79x = 1,365,181,346.12
  5. Step 5: Solve for x
    x = 1,365,181,346.12/52,419.79
  6. Step 6: Final answer
    x = 26,043.24

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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.