Home / 26,196.52-39,294.88-13,720.22

Finding the Fourth Proportional to 26,196.52, 39,294.88 and 13,720.22

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Solution

The fourth proportional to 26,196.52, 39,294.88 and 13,720.22 is: 20,580.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,196.52 : 39,294.88 = 13,720.22 : x
  2. Step 2: Convert to fraction form
    26,196.52/39,294.88 = 13,720.22/x
  3. Step 3: Cross multiply
    26,196.52x = 39,294.88 × 13,720.22
  4. Step 4: Simplify right side
    26,196.52x = 539,134,398.47
  5. Step 5: Solve for x
    x = 539,134,398.47/26,196.52
  6. Step 6: Final answer
    x = 20,580.38

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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.