Home / 18,425.34-25,426.17-10,469.52

Finding the Fourth Proportional to 18,425.34, 25,426.17 and 10,469.52

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Solution

The fourth proportional to 18,425.34, 25,426.17 and 10,469.52 is: 14,447.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,425.34 : 25,426.17 = 10,469.52 : x
  2. Step 2: Convert to fraction form
    18,425.34/25,426.17 = 10,469.52/x
  3. Step 3: Cross multiply
    18,425.34x = 25,426.17 × 10,469.52
  4. Step 4: Simplify right side
    18,425.34x = 266,199,795.34
  5. Step 5: Solve for x
    x = 266,199,795.34/18,425.34
  6. Step 6: Final answer
    x = 14,447.48

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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.