Home / 39,250.78-54,164.91-22,256.65

Finding the Fourth Proportional to 39,250.78, 54,164.91 and 22,256.65

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Solution

The fourth proportional to 39,250.78, 54,164.91 and 22,256.65 is: 30,713.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,250.78 : 54,164.91 = 22,256.65 : x
  2. Step 2: Convert to fraction form
    39,250.78/54,164.91 = 22,256.65/x
  3. Step 3: Cross multiply
    39,250.78x = 54,164.91 × 22,256.65
  4. Step 4: Simplify right side
    39,250.78x = 1,205,529,444.15
  5. Step 5: Solve for x
    x = 1,205,529,444.15/39,250.78
  6. Step 6: Final answer
    x = 30,713.52

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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.