Home / 16,979.28-23,432.05-10,263.57

Finding the Fourth Proportional to 16,979.28, 23,432.05 and 10,263.57

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Solution

The fourth proportional to 16,979.28, 23,432.05 and 10,263.57 is: 14,164.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,979.28 : 23,432.05 = 10,263.57 : x
  2. Step 2: Convert to fraction form
    16,979.28/23,432.05 = 10,263.57/x
  3. Step 3: Cross multiply
    16,979.28x = 23,432.05 × 10,263.57
  4. Step 4: Simplify right side
    16,979.28x = 240,496,485.42
  5. Step 5: Solve for x
    x = 240,496,485.42/16,979.28
  6. Step 6: Final answer
    x = 14,164.12

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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.