Home / 25,460.24-35,135.08-14,129.87

Finding the Fourth Proportional to 25,460.24, 35,135.08 and 14,129.87

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Solution

The fourth proportional to 25,460.24, 35,135.08 and 14,129.87 is: 19,499.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,460.24 : 35,135.08 = 14,129.87 : x
  2. Step 2: Convert to fraction form
    25,460.24/35,135.08 = 14,129.87/x
  3. Step 3: Cross multiply
    25,460.24x = 35,135.08 × 14,129.87
  4. Step 4: Simplify right side
    25,460.24x = 496,454,020.53
  5. Step 5: Solve for x
    x = 496,454,020.53/25,460.24
  6. Step 6: Final answer
    x = 19,499.19

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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.