Home / 29,931.58-41,307.42-16,502.79

Finding the Fourth Proportional to 29,931.58, 41,307.42 and 16,502.79

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Solution

The fourth proportional to 29,931.58, 41,307.42 and 16,502.79 is: 22,774.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,931.58 : 41,307.42 = 16,502.79 : x
  2. Step 2: Convert to fraction form
    29,931.58/41,307.42 = 16,502.79/x
  3. Step 3: Cross multiply
    29,931.58x = 41,307.42 × 16,502.79
  4. Step 4: Simplify right side
    29,931.58x = 681,687,569.31
  5. Step 5: Solve for x
    x = 681,687,569.31/29,931.58
  6. Step 6: Final answer
    x = 22,774.86

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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.