Home / 18,589.59-25,658.37-10,634.31

Finding the Fourth Proportional to 18,589.59, 25,658.37 and 10,634.31

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Solution

The fourth proportional to 18,589.59, 25,658.37 and 10,634.31 is: 14,678.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,589.59 : 25,658.37 = 10,634.31 : x
  2. Step 2: Convert to fraction form
    18,589.59/25,658.37 = 10,634.31/x
  3. Step 3: Cross multiply
    18,589.59x = 25,658.37 × 10,634.31
  4. Step 4: Simplify right side
    18,589.59x = 272,859,060.67
  5. Step 5: Solve for x
    x = 272,859,060.67/18,589.59
  6. Step 6: Final answer
    x = 14,678.06

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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.