Home / 29,188.71-43,717.35-20,462.58

Finding the Fourth Proportional to 29,188.71, 43,717.35 and 20,462.58

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Solution

The fourth proportional to 29,188.71, 43,717.35 and 20,462.58 is: 30,647.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,188.71 : 43,717.35 = 20,462.58 : x
  2. Step 2: Convert to fraction form
    29,188.71/43,717.35 = 20,462.58/x
  3. Step 3: Cross multiply
    29,188.71x = 43,717.35 × 20,462.58
  4. Step 4: Simplify right side
    29,188.71x = 894,569,771.76
  5. Step 5: Solve for x
    x = 894,569,771.76/29,188.71
  6. Step 6: Final answer
    x = 30,647.80

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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.