Home / 25,931.84-38,872.47-14,074.88

Finding the Fourth Proportional to 25,931.84, 38,872.47 and 14,074.88

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Solution

The fourth proportional to 25,931.84, 38,872.47 and 14,074.88 is: 21,098.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,931.84 : 38,872.47 = 14,074.88 : x
  2. Step 2: Convert to fraction form
    25,931.84/38,872.47 = 14,074.88/x
  3. Step 3: Cross multiply
    25,931.84x = 38,872.47 × 14,074.88
  4. Step 4: Simplify right side
    25,931.84x = 547,125,350.55
  5. Step 5: Solve for x
    x = 547,125,350.55/25,931.84
  6. Step 6: Final answer
    x = 21,098.59

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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.