Home / 28,444.73-42,635.30-10,658.28

Finding the Fourth Proportional to 28,444.73, 42,635.30 and 10,658.28

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Solution

The fourth proportional to 28,444.73, 42,635.30 and 10,658.28 is: 15,975.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,444.73 : 42,635.30 = 10,658.28 : x
  2. Step 2: Convert to fraction form
    28,444.73/42,635.30 = 10,658.28/x
  3. Step 3: Cross multiply
    28,444.73x = 42,635.30 × 10,658.28
  4. Step 4: Simplify right side
    28,444.73x = 454,418,965.28
  5. Step 5: Solve for x
    x = 454,418,965.28/28,444.73
  6. Step 6: Final answer
    x = 15,975.51

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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.