Home / 25,458.34-35,132.70-14,127.88

Finding the Fourth Proportional to 25,458.34, 35,132.70 and 14,127.88

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Solution

The fourth proportional to 25,458.34, 35,132.70 and 14,127.88 is: 19,496.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,458.34 : 35,132.70 = 14,127.88 : x
  2. Step 2: Convert to fraction form
    25,458.34/35,132.70 = 14,127.88/x
  3. Step 3: Cross multiply
    25,458.34x = 35,132.70 × 14,127.88
  4. Step 4: Simplify right side
    25,458.34x = 496,350,569.68
  5. Step 5: Solve for x
    x = 496,350,569.68/25,458.34
  6. Step 6: Final answer
    x = 19,496.58

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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.