Home / 44,711.31-67,077.33-13,120.09

Finding the Fourth Proportional to 44,711.31, 67,077.33 and 13,120.09

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Solution

The fourth proportional to 44,711.31, 67,077.33 and 13,120.09 is: 19,683.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,711.31 : 67,077.33 = 13,120.09 : x
  2. Step 2: Convert to fraction form
    44,711.31/67,077.33 = 13,120.09/x
  3. Step 3: Cross multiply
    44,711.31x = 67,077.33 × 13,120.09
  4. Step 4: Simplify right side
    44,711.31x = 880,060,606.56
  5. Step 5: Solve for x
    x = 880,060,606.56/44,711.31
  6. Step 6: Final answer
    x = 19,683.18

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1.5x scale

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.