Home / 39,259.28-54,172.89-26,540.14

Finding the Fourth Proportional to 39,259.28, 54,172.89 and 26,540.14

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Solution

The fourth proportional to 39,259.28, 54,172.89 and 26,540.14 is: 36,622.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,259.28 : 54,172.89 = 26,540.14 : x
  2. Step 2: Convert to fraction form
    39,259.28/54,172.89 = 26,540.14/x
  3. Step 3: Cross multiply
    39,259.28x = 54,172.89 × 26,540.14
  4. Step 4: Simplify right side
    39,259.28x = 1,437,756,152.52
  5. Step 5: Solve for x
    x = 1,437,756,152.52/39,259.28
  6. Step 6: Final answer
    x = 36,622.07

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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.