Home / 25,372.20-35,013.71-14,042.48

Finding the Fourth Proportional to 25,372.20, 35,013.71 and 14,042.48

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Solution

The fourth proportional to 25,372.20, 35,013.71 and 14,042.48 is: 19,378.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,372.20 : 35,013.71 = 14,042.48 : x
  2. Step 2: Convert to fraction form
    25,372.20/35,013.71 = 14,042.48/x
  3. Step 3: Cross multiply
    25,372.20x = 35,013.71 × 14,042.48
  4. Step 4: Simplify right side
    25,372.20x = 491,679,322.40
  5. Step 5: Solve for x
    x = 491,679,322.40/25,372.20
  6. Step 6: Final answer
    x = 19,378.66

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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.