Home / 25,635.05-38,378.11-14,928.76

Finding the Fourth Proportional to 25,635.05, 38,378.11 and 14,928.76

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Solution

The fourth proportional to 25,635.05, 38,378.11 and 14,928.76 is: 22,349.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,635.05 : 38,378.11 = 14,928.76 : x
  2. Step 2: Convert to fraction form
    25,635.05/38,378.11 = 14,928.76/x
  3. Step 3: Cross multiply
    25,635.05x = 38,378.11 × 14,928.76
  4. Step 4: Simplify right side
    25,635.05x = 572,937,648.06
  5. Step 5: Solve for x
    x = 572,937,648.06/25,635.05
  6. Step 6: Final answer
    x = 22,349.78

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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.