Home / 26,971.80-37,221.10-15,034.87

Finding the Fourth Proportional to 26,971.80, 37,221.10 and 15,034.87

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Solution

The fourth proportional to 26,971.80, 37,221.10 and 15,034.87 is: 20,748.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,971.80 : 37,221.10 = 15,034.87 : x
  2. Step 2: Convert to fraction form
    26,971.80/37,221.10 = 15,034.87/x
  3. Step 3: Cross multiply
    26,971.80x = 37,221.10 × 15,034.87
  4. Step 4: Simplify right side
    26,971.80x = 559,614,399.76
  5. Step 5: Solve for x
    x = 559,614,399.76/26,971.80
  6. Step 6: Final answer
    x = 20,748.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.