Home / 35,254.20-52,838.10-15,511.80

Finding the Fourth Proportional to 35,254.20, 52,838.10 and 15,511.80

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Solution

The fourth proportional to 35,254.20, 52,838.10 and 15,511.80 is: 23,248.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,254.20 : 52,838.10 = 15,511.80 : x
  2. Step 2: Convert to fraction form
    35,254.20/52,838.10 = 15,511.80/x
  3. Step 3: Cross multiply
    35,254.20x = 52,838.10 × 15,511.80
  4. Step 4: Simplify right side
    35,254.20x = 819,614,039.58
  5. Step 5: Solve for x
    x = 819,614,039.58/35,254.20
  6. Step 6: Final answer
    x = 23,248.69

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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.