Home / 28,251.42-42,377.13-10,717.08

Finding the Fourth Proportional to 28,251.42, 42,377.13 and 10,717.08

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Solution

The fourth proportional to 28,251.42, 42,377.13 and 10,717.08 is: 16,075.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,251.42 : 42,377.13 = 10,717.08 : x
  2. Step 2: Convert to fraction form
    28,251.42/42,377.13 = 10,717.08/x
  3. Step 3: Cross multiply
    28,251.42x = 42,377.13 × 10,717.08
  4. Step 4: Simplify right side
    28,251.42x = 454,159,092.38
  5. Step 5: Solve for x
    x = 454,159,092.38/28,251.42
  6. Step 6: Final answer
    x = 16,075.62

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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.