Home / 25,721.84-38,584.24-9,926.95

Finding the Fourth Proportional to 25,721.84, 38,584.24 and 9,926.95

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Solution

The fourth proportional to 25,721.84, 38,584.24 and 9,926.95 is: 14,890.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,721.84 : 38,584.24 = 9,926.95 : x
  2. Step 2: Convert to fraction form
    25,721.84/38,584.24 = 9,926.95/x
  3. Step 3: Cross multiply
    25,721.84x = 38,584.24 × 9,926.95
  4. Step 4: Simplify right side
    25,721.84x = 383,023,578.71
  5. Step 5: Solve for x
    x = 383,023,578.71/25,721.84
  6. Step 6: Final answer
    x = 14,890.99

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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.