Home / 41,635.02-57,402.09-30,306.36

Finding the Fourth Proportional to 41,635.02, 57,402.09 and 30,306.36

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Solution

The fourth proportional to 41,635.02, 57,402.09 and 30,306.36 is: 41,783.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,635.02 : 57,402.09 = 30,306.36 : x
  2. Step 2: Convert to fraction form
    41,635.02/57,402.09 = 30,306.36/x
  3. Step 3: Cross multiply
    41,635.02x = 57,402.09 × 30,306.36
  4. Step 4: Simplify right side
    41,635.02x = 1,739,648,404.29
  5. Step 5: Solve for x
    x = 1,739,648,404.29/41,635.02
  6. Step 6: Final answer
    x = 41,783.30

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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.