Home / 25,154.46-34,714.80-13,976.46

Finding the Fourth Proportional to 25,154.46, 34,714.80 and 13,976.46

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Solution

The fourth proportional to 25,154.46, 34,714.80 and 13,976.46 is: 19,288.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,154.46 : 34,714.80 = 13,976.46 : x
  2. Step 2: Convert to fraction form
    25,154.46/34,714.80 = 13,976.46/x
  3. Step 3: Cross multiply
    25,154.46x = 34,714.80 × 13,976.46
  4. Step 4: Simplify right side
    25,154.46x = 485,190,013.61
  5. Step 5: Solve for x
    x = 485,190,013.61/25,154.46
  6. Step 6: Final answer
    x = 19,288.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.