Home / 29,088.18-40,144.11-17,153.84

Finding the Fourth Proportional to 29,088.18, 40,144.11 and 17,153.84

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Solution

The fourth proportional to 29,088.18, 40,144.11 and 17,153.84 is: 23,673.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,088.18 : 40,144.11 = 17,153.84 : x
  2. Step 2: Convert to fraction form
    29,088.18/40,144.11 = 17,153.84/x
  3. Step 3: Cross multiply
    29,088.18x = 40,144.11 × 17,153.84
  4. Step 4: Simplify right side
    29,088.18x = 688,625,675.92
  5. Step 5: Solve for x
    x = 688,625,675.92/29,088.18
  6. Step 6: Final answer
    x = 23,673.73

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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.