Home / 52,611.83-78,929.40-15,168.98

Finding the Fourth Proportional to 52,611.83, 78,929.40 and 15,168.98

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Solution

The fourth proportional to 52,611.83, 78,929.40 and 15,168.98 is: 22,756.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,611.83 : 78,929.40 = 15,168.98 : x
  2. Step 2: Convert to fraction form
    52,611.83/78,929.40 = 15,168.98/x
  3. Step 3: Cross multiply
    52,611.83x = 78,929.40 × 15,168.98
  4. Step 4: Simplify right side
    52,611.83x = 1,197,278,541.48
  5. Step 5: Solve for x
    x = 1,197,278,541.48/52,611.83
  6. Step 6: Final answer
    x = 22,756.83

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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.