Home / 17,920.95-24,731.40-10,366.53

Finding the Fourth Proportional to 17,920.95, 24,731.40 and 10,366.53

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Solution

The fourth proportional to 17,920.95, 24,731.40 and 10,366.53 is: 14,306.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,920.95 : 24,731.40 = 10,366.53 : x
  2. Step 2: Convert to fraction form
    17,920.95/24,731.40 = 10,366.53/x
  3. Step 3: Cross multiply
    17,920.95x = 24,731.40 × 10,366.53
  4. Step 4: Simplify right side
    17,920.95x = 256,378,800.04
  5. Step 5: Solve for x
    x = 256,378,800.04/17,920.95
  6. Step 6: Final answer
    x = 14,306.09

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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.