Home / 31,841.92-47,763.24-11,065.60

Finding the Fourth Proportional to 31,841.92, 47,763.24 and 11,065.60

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Solution

The fourth proportional to 31,841.92, 47,763.24 and 11,065.60 is: 16,598.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,841.92 : 47,763.24 = 11,065.60 : x
  2. Step 2: Convert to fraction form
    31,841.92/47,763.24 = 11,065.60/x
  3. Step 3: Cross multiply
    31,841.92x = 47,763.24 × 11,065.60
  4. Step 4: Simplify right side
    31,841.92x = 528,528,908.54
  5. Step 5: Solve for x
    x = 528,528,908.54/31,841.92
  6. Step 6: Final answer
    x = 16,598.53

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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.