Home / 44,119.80-66,084.66-20,711.16

Finding the Fourth Proportional to 44,119.80, 66,084.66 and 20,711.16

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Solution

The fourth proportional to 44,119.80, 66,084.66 and 20,711.16 is: 31,022.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,119.80 : 66,084.66 = 20,711.16 : x
  2. Step 2: Convert to fraction form
    44,119.80/66,084.66 = 20,711.16/x
  3. Step 3: Cross multiply
    44,119.80x = 66,084.66 × 20,711.16
  4. Step 4: Simplify right side
    44,119.80x = 1,368,689,966.81
  5. Step 5: Solve for x
    x = 1,368,689,966.81/44,119.80
  6. Step 6: Final answer
    x = 31,022.13

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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.