Home / 39,259-54,177.42-22,501.72

Finding the Fourth Proportional to 39,259, 54,177.42 and 22,501.72

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Solution

The fourth proportional to 39,259, 54,177.42 and 22,501.72 is: 31,052.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,259 : 54,177.42 = 22,501.72 : x
  2. Step 2: Convert to fraction form
    39,259/54,177.42 = 22,501.72/x
  3. Step 3: Cross multiply
    39,259x = 54,177.42 × 22,501.72
  4. Step 4: Simplify right side
    39,259x = 1,219,085,135.16
  5. Step 5: Solve for x
    x = 1,219,085,135.16/39,259
  6. Step 6: Final answer
    x = 31,052.37

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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.