Home / 35,725.24-49,306.02-20,620.36

Finding the Fourth Proportional to 35,725.24, 49,306.02 and 20,620.36

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Solution

The fourth proportional to 35,725.24, 49,306.02 and 20,620.36 is: 28,459.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,725.24 : 49,306.02 = 20,620.36 : x
  2. Step 2: Convert to fraction form
    35,725.24/49,306.02 = 20,620.36/x
  3. Step 3: Cross multiply
    35,725.24x = 49,306.02 × 20,620.36
  4. Step 4: Simplify right side
    35,725.24x = 1,016,707,882.57
  5. Step 5: Solve for x
    x = 1,016,707,882.57/35,725.24
  6. Step 6: Final answer
    x = 28,459.09

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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.