Home / 29,820.74-41,135.49-17,877.15

Finding the Fourth Proportional to 29,820.74, 41,135.49 and 17,877.15

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Solution

The fourth proportional to 29,820.74, 41,135.49 and 17,877.15 is: 24,660.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,820.74 : 41,135.49 = 17,877.15 : x
  2. Step 2: Convert to fraction form
    29,820.74/41,135.49 = 17,877.15/x
  3. Step 3: Cross multiply
    29,820.74x = 41,135.49 × 17,877.15
  4. Step 4: Simplify right side
    29,820.74x = 735,385,325.05
  5. Step 5: Solve for x
    x = 735,385,325.05/29,820.74
  6. Step 6: Final answer
    x = 24,660.20

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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.