Home / 25,313.90-34,943.40-15,250.95

Finding the Fourth Proportional to 25,313.90, 34,943.40 and 15,250.95

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Solution

The fourth proportional to 25,313.90, 34,943.40 and 15,250.95 is: 21,052.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,313.90 : 34,943.40 = 15,250.95 : x
  2. Step 2: Convert to fraction form
    25,313.90/34,943.40 = 15,250.95/x
  3. Step 3: Cross multiply
    25,313.90x = 34,943.40 × 15,250.95
  4. Step 4: Simplify right side
    25,313.90x = 532,920,046.23
  5. Step 5: Solve for x
    x = 532,920,046.23/25,313.90
  6. Step 6: Final answer
    x = 21,052.47

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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.