Home / 44,340.81-66,473.76-20,636.13

Finding the Fourth Proportional to 44,340.81, 66,473.76 and 20,636.13

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Solution

The fourth proportional to 44,340.81, 66,473.76 and 20,636.13 is: 30,936.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,340.81 : 66,473.76 = 20,636.13 : x
  2. Step 2: Convert to fraction form
    44,340.81/66,473.76 = 20,636.13/x
  3. Step 3: Cross multiply
    44,340.81x = 66,473.76 × 20,636.13
  4. Step 4: Simplify right side
    44,340.81x = 1,371,761,152.95
  5. Step 5: Solve for x
    x = 1,371,761,152.95/44,340.81
  6. Step 6: Final answer
    x = 30,936.76

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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.