Home / 26,534.40-39,748.17-12,282.80

Finding the Fourth Proportional to 26,534.40, 39,748.17 and 12,282.80

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Solution

The fourth proportional to 26,534.40, 39,748.17 and 12,282.80 is: 18,399.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,534.40 : 39,748.17 = 12,282.80 : x
  2. Step 2: Convert to fraction form
    26,534.40/39,748.17 = 12,282.80/x
  3. Step 3: Cross multiply
    26,534.40x = 39,748.17 × 12,282.80
  4. Step 4: Simplify right side
    26,534.40x = 488,218,623.74
  5. Step 5: Solve for x
    x = 488,218,623.74/26,534.40
  6. Step 6: Final answer
    x = 18,399.46

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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.