Home / 26,126.67-39,189.80-15,526.49

Finding the Fourth Proportional to 26,126.67, 39,189.80 and 15,526.49

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Solution

The fourth proportional to 26,126.67, 39,189.80 and 15,526.49 is: 23,289.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,126.67 : 39,189.80 = 15,526.49 : x
  2. Step 2: Convert to fraction form
    26,126.67/39,189.80 = 15,526.49/x
  3. Step 3: Cross multiply
    26,126.67x = 39,189.80 × 15,526.49
  4. Step 4: Simplify right side
    26,126.67x = 608,480,037.80
  5. Step 5: Solve for x
    x = 608,480,037.80/26,126.67
  6. Step 6: Final answer
    x = 23,289.61

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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.