Home / 52,425.48-78,639.14-17,366.05

Finding the Fourth Proportional to 52,425.48, 78,639.14 and 17,366.05

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Solution

The fourth proportional to 52,425.48, 78,639.14 and 17,366.05 is: 26,049.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,425.48 : 78,639.14 = 17,366.05 : x
  2. Step 2: Convert to fraction form
    52,425.48/78,639.14 = 17,366.05/x
  3. Step 3: Cross multiply
    52,425.48x = 78,639.14 × 17,366.05
  4. Step 4: Simplify right side
    52,425.48x = 1,365,650,953.77
  5. Step 5: Solve for x
    x = 1,365,650,953.77/52,425.48
  6. Step 6: Final answer
    x = 26,049.37

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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.