Home / 52,564.27-78,799.51-19,276.55

Finding the Fourth Proportional to 52,564.27, 78,799.51 and 19,276.55

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Solution

The fourth proportional to 52,564.27, 78,799.51 and 19,276.55 is: 28,897.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,564.27 : 78,799.51 = 19,276.55 : x
  2. Step 2: Convert to fraction form
    52,564.27/78,799.51 = 19,276.55/x
  3. Step 3: Cross multiply
    52,564.27x = 78,799.51 × 19,276.55
  4. Step 4: Simplify right side
    52,564.27x = 1,518,982,915.58
  5. Step 5: Solve for x
    x = 1,518,982,915.58/52,564.27
  6. Step 6: Final answer
    x = 28,897.63

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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.