Home / 32,946.80-49,420.20-18,148.10

Finding the Fourth Proportional to 32,946.80, 49,420.20 and 18,148.10

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Solution

The fourth proportional to 32,946.80, 49,420.20 and 18,148.10 is: 27,222.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,946.80 : 49,420.20 = 18,148.10 : x
  2. Step 2: Convert to fraction form
    32,946.80/49,420.20 = 18,148.10/x
  3. Step 3: Cross multiply
    32,946.80x = 49,420.20 × 18,148.10
  4. Step 4: Simplify right side
    32,946.80x = 896,882,731.62
  5. Step 5: Solve for x
    x = 896,882,731.62/32,946.80
  6. Step 6: Final answer
    x = 27,222.15

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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.