Home / 15,926.53-21,972.49-10,260.85

Finding the Fourth Proportional to 15,926.53, 21,972.49 and 10,260.85

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Solution

The fourth proportional to 15,926.53, 21,972.49 and 10,260.85 is: 14,156.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,926.53 : 21,972.49 = 10,260.85 : x
  2. Step 2: Convert to fraction form
    15,926.53/21,972.49 = 10,260.85/x
  3. Step 3: Cross multiply
    15,926.53x = 21,972.49 × 10,260.85
  4. Step 4: Simplify right side
    15,926.53x = 225,456,424.02
  5. Step 5: Solve for x
    x = 225,456,424.02/15,926.53
  6. Step 6: Final answer
    x = 14,156.03

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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.