Home / 25,400.25-38,064.07-14,283.61

Finding the Fourth Proportional to 25,400.25, 38,064.07 and 14,283.61

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Solution

The fourth proportional to 25,400.25, 38,064.07 and 14,283.61 is: 21,404.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,400.25 : 38,064.07 = 14,283.61 : x
  2. Step 2: Convert to fraction form
    25,400.25/38,064.07 = 14,283.61/x
  3. Step 3: Cross multiply
    25,400.25x = 38,064.07 × 14,283.61
  4. Step 4: Simplify right side
    25,400.25x = 543,692,140.57
  5. Step 5: Solve for x
    x = 543,692,140.57/25,400.25
  6. Step 6: Final answer
    x = 21,404.99

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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.