Home / 52,079.20-78,095.40-16,530.46

Finding the Fourth Proportional to 52,079.20, 78,095.40 and 16,530.46

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Solution

The fourth proportional to 52,079.20, 78,095.40 and 16,530.46 is: 24,788.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,079.20 : 78,095.40 = 16,530.46 : x
  2. Step 2: Convert to fraction form
    52,079.20/78,095.40 = 16,530.46/x
  3. Step 3: Cross multiply
    52,079.20x = 78,095.40 × 16,530.46
  4. Step 4: Simplify right side
    52,079.20x = 1,290,952,885.88
  5. Step 5: Solve for x
    x = 1,290,952,885.88/52,079.20
  6. Step 6: Final answer
    x = 24,788.26

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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.