Home / 25,455.06-35,126.79-14,124.42

Finding the Fourth Proportional to 25,455.06, 35,126.79 and 14,124.42

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Solution

The fourth proportional to 25,455.06, 35,126.79 and 14,124.42 is: 19,491.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,455.06 : 35,126.79 = 14,124.42 : x
  2. Step 2: Convert to fraction form
    25,455.06/35,126.79 = 14,124.42/x
  3. Step 3: Cross multiply
    25,455.06x = 35,126.79 × 14,124.42
  4. Step 4: Simplify right side
    25,455.06x = 496,145,535.21
  5. Step 5: Solve for x
    x = 496,145,535.21/25,455.06
  6. Step 6: Final answer
    x = 19,491.04

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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.