Home / 25,671.24-38,520.06-19,429.17

Finding the Fourth Proportional to 25,671.24, 38,520.06 and 19,429.17

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Solution

The fourth proportional to 25,671.24, 38,520.06 and 19,429.17 is: 29,153.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,671.24 : 38,520.06 = 19,429.17 : x
  2. Step 2: Convert to fraction form
    25,671.24/38,520.06 = 19,429.17/x
  3. Step 3: Cross multiply
    25,671.24x = 38,520.06 × 19,429.17
  4. Step 4: Simplify right side
    25,671.24x = 748,412,794.15
  5. Step 5: Solve for x
    x = 748,412,794.15/25,671.24
  6. Step 6: Final answer
    x = 29,153.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.