Home / 13,034.20-19,553.10-4,712.20

Finding the Fourth Proportional to 13,034.20, 19,553.10 and 4,712.20

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Solution

The fourth proportional to 13,034.20, 19,553.10 and 4,712.20 is: 7,068.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,034.20 : 19,553.10 = 4,712.20 : x
  2. Step 2: Convert to fraction form
    13,034.20/19,553.10 = 4,712.20/x
  3. Step 3: Cross multiply
    13,034.20x = 19,553.10 × 4,712.20
  4. Step 4: Simplify right side
    13,034.20x = 92,138,117.82
  5. Step 5: Solve for x
    x = 92,138,117.82/13,034.20
  6. Step 6: Final answer
    x = 7,068.95

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1.5x scale

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.