Home / 39,242.12-54,152.97-22,247.93

Finding the Fourth Proportional to 39,242.12, 54,152.97 and 22,247.93

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Solution

The fourth proportional to 39,242.12, 54,152.97 and 22,247.93 is: 30,701.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,242.12 : 54,152.97 = 22,247.93 : x
  2. Step 2: Convert to fraction form
    39,242.12/54,152.97 = 22,247.93/x
  3. Step 3: Cross multiply
    39,242.12x = 54,152.97 × 22,247.93
  4. Step 4: Simplify right side
    39,242.12x = 1,204,791,215.09
  5. Step 5: Solve for x
    x = 1,204,791,215.09/39,242.12
  6. Step 6: Final answer
    x = 30,701.49

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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.