Home / 29,160.99-40,261.53-22,434.75

Finding the Fourth Proportional to 29,160.99, 40,261.53 and 22,434.75

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Solution

The fourth proportional to 29,160.99, 40,261.53 and 22,434.75 is: 30,974.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,160.99 : 40,261.53 = 22,434.75 : x
  2. Step 2: Convert to fraction form
    29,160.99/40,261.53 = 22,434.75/x
  3. Step 3: Cross multiply
    29,160.99x = 40,261.53 × 22,434.75
  4. Step 4: Simplify right side
    29,160.99x = 903,257,360.17
  5. Step 5: Solve for x
    x = 903,257,360.17/29,160.99
  6. Step 6: Final answer
    x = 30,974.85

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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.