Home / 26,428.98-39,560.85-17,056.47

Finding the Fourth Proportional to 26,428.98, 39,560.85 and 17,056.47

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Solution

The fourth proportional to 26,428.98, 39,560.85 and 17,056.47 is: 25,531.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,428.98 : 39,560.85 = 17,056.47 : x
  2. Step 2: Convert to fraction form
    26,428.98/39,560.85 = 17,056.47/x
  3. Step 3: Cross multiply
    26,428.98x = 39,560.85 × 17,056.47
  4. Step 4: Simplify right side
    26,428.98x = 674,768,451.20
  5. Step 5: Solve for x
    x = 674,768,451.20/26,428.98
  6. Step 6: Final answer
    x = 25,531.38

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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.