Home / 25,460.35-35,134.76-14,129.76

Finding the Fourth Proportional to 25,460.35, 35,134.76 and 14,129.76

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Solution

The fourth proportional to 25,460.35, 35,134.76 and 14,129.76 is: 19,498.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,460.35 : 35,134.76 = 14,129.76 : x
  2. Step 2: Convert to fraction form
    25,460.35/35,134.76 = 14,129.76/x
  3. Step 3: Cross multiply
    25,460.35x = 35,134.76 × 14,129.76
  4. Step 4: Simplify right side
    25,460.35x = 496,445,726.46
  5. Step 5: Solve for x
    x = 496,445,726.46/25,460.35
  6. Step 6: Final answer
    x = 19,498.78

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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.