Home / 40,100.04-60,160.30-12,020

Finding the Fourth Proportional to 40,100.04, 60,160.30 and 12,020

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Solution

The fourth proportional to 40,100.04, 60,160.30 and 12,020 is: 18,033.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,100.04 : 60,160.30 = 12,020 : x
  2. Step 2: Convert to fraction form
    40,100.04/60,160.30 = 12,020/x
  3. Step 3: Cross multiply
    40,100.04x = 60,160.30 × 12,020
  4. Step 4: Simplify right side
    40,100.04x = 723,126,806
  5. Step 5: Solve for x
    x = 723,126,806/40,100.04
  6. Step 6: Final answer
    x = 18,033.07

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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.