Home / 17,979.60-26,966.90-9,542.41

Finding the Fourth Proportional to 17,979.60, 26,966.90 and 9,542.41

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Solution

The fourth proportional to 17,979.60, 26,966.90 and 9,542.41 is: 14,312.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,979.60 : 26,966.90 = 9,542.41 : x
  2. Step 2: Convert to fraction form
    17,979.60/26,966.90 = 9,542.41/x
  3. Step 3: Cross multiply
    17,979.60x = 26,966.90 × 9,542.41
  4. Step 4: Simplify right side
    17,979.60x = 257,329,270.68
  5. Step 5: Solve for x
    x = 257,329,270.68/17,979.60
  6. Step 6: Final answer
    x = 14,312.29

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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.