Home / 41,135.40-61,703.10-11,554.20

Finding the Fourth Proportional to 41,135.40, 61,703.10 and 11,554.20

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Solution

The fourth proportional to 41,135.40, 61,703.10 and 11,554.20 is: 17,331.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,135.40 : 61,703.10 = 11,554.20 : x
  2. Step 2: Convert to fraction form
    41,135.40/61,703.10 = 11,554.20/x
  3. Step 3: Cross multiply
    41,135.40x = 61,703.10 × 11,554.20
  4. Step 4: Simplify right side
    41,135.40x = 712,929,958.02
  5. Step 5: Solve for x
    x = 712,929,958.02/41,135.40
  6. Step 6: Final answer
    x = 17,331.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.