Home / 25,630.09-38,426.68-15,748.95

Finding the Fourth Proportional to 25,630.09, 38,426.68 and 15,748.95

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Solution

The fourth proportional to 25,630.09, 38,426.68 and 15,748.95 is: 23,612.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,630.09 : 38,426.68 = 15,748.95 : x
  2. Step 2: Convert to fraction form
    25,630.09/38,426.68 = 15,748.95/x
  3. Step 3: Cross multiply
    25,630.09x = 38,426.68 × 15,748.95
  4. Step 4: Simplify right side
    25,630.09x = 605,179,822.61
  5. Step 5: Solve for x
    x = 605,179,822.61/25,630.09
  6. Step 6: Final answer
    x = 23,612.09

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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.