Home / 39,235.02-54,146.97-22,239.06

Finding the Fourth Proportional to 39,235.02, 54,146.97 and 22,239.06

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Solution

The fourth proportional to 39,235.02, 54,146.97 and 22,239.06 is: 30,691.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,235.02 : 54,146.97 = 22,239.06 : x
  2. Step 2: Convert to fraction form
    39,235.02/54,146.97 = 22,239.06/x
  3. Step 3: Cross multiply
    39,235.02x = 54,146.97 × 22,239.06
  4. Step 4: Simplify right side
    39,235.02x = 1,204,177,714.65
  5. Step 5: Solve for x
    x = 1,204,177,714.65/39,235.02
  6. Step 6: Final answer
    x = 30,691.40

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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.