Home / 32,915.87-49,350.76-12,133.79

Finding the Fourth Proportional to 32,915.87, 49,350.76 and 12,133.79

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Solution

The fourth proportional to 32,915.87, 49,350.76 and 12,133.79 is: 18,192.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,915.87 : 49,350.76 = 12,133.79 : x
  2. Step 2: Convert to fraction form
    32,915.87/49,350.76 = 12,133.79/x
  3. Step 3: Cross multiply
    32,915.87x = 49,350.76 × 12,133.79
  4. Step 4: Simplify right side
    32,915.87x = 598,811,758.18
  5. Step 5: Solve for x
    x = 598,811,758.18/32,915.87
  6. Step 6: Final answer
    x = 18,192.19

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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.