Home / 25,146.47-34,709.11-14,397.37

Finding the Fourth Proportional to 25,146.47, 34,709.11 and 14,397.37

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Solution

The fourth proportional to 25,146.47, 34,709.11 and 14,397.37 is: 19,872.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,146.47 : 34,709.11 = 14,397.37 : x
  2. Step 2: Convert to fraction form
    25,146.47/34,709.11 = 14,397.37/x
  3. Step 3: Cross multiply
    25,146.47x = 34,709.11 × 14,397.37
  4. Step 4: Simplify right side
    25,146.47x = 499,719,899.04
  5. Step 5: Solve for x
    x = 499,719,899.04/25,146.47
  6. Step 6: Final answer
    x = 19,872.37

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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.