Home / 12,901.04-19,359.48-10,252.88

Finding the Fourth Proportional to 12,901.04, 19,359.48 and 10,252.88

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Solution

The fourth proportional to 12,901.04, 19,359.48 and 10,252.88 is: 15,385.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,901.04 : 19,359.48 = 10,252.88 : x
  2. Step 2: Convert to fraction form
    12,901.04/19,359.48 = 10,252.88/x
  3. Step 3: Cross multiply
    12,901.04x = 19,359.48 × 10,252.88
  4. Step 4: Simplify right side
    12,901.04x = 198,490,425.30
  5. Step 5: Solve for x
    x = 198,490,425.30/12,901.04
  6. Step 6: Final answer
    x = 15,385.61

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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.