Home / 26,130.09-36,034.97-20,152.29

Finding the Fourth Proportional to 26,130.09, 36,034.97 and 20,152.29

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Solution

The fourth proportional to 26,130.09, 36,034.97 and 20,152.29 is: 27,791.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,130.09 : 36,034.97 = 20,152.29 : x
  2. Step 2: Convert to fraction form
    26,130.09/36,034.97 = 20,152.29/x
  3. Step 3: Cross multiply
    26,130.09x = 36,034.97 × 20,152.29
  4. Step 4: Simplify right side
    26,130.09x = 726,187,064.82
  5. Step 5: Solve for x
    x = 726,187,064.82/26,130.09
  6. Step 6: Final answer
    x = 27,791.22

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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.