Home / 44,711.56-67,077.70-13,120.34

Finding the Fourth Proportional to 44,711.56, 67,077.70 and 13,120.34

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Solution

The fourth proportional to 44,711.56, 67,077.70 and 13,120.34 is: 19,683.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,711.56 : 67,077.70 = 13,120.34 : x
  2. Step 2: Convert to fraction form
    44,711.56/67,077.70 = 13,120.34/x
  3. Step 3: Cross multiply
    44,711.56x = 67,077.70 × 13,120.34
  4. Step 4: Simplify right side
    44,711.56x = 880,082,230.42
  5. Step 5: Solve for x
    x = 880,082,230.42/44,711.56
  6. Step 6: Final answer
    x = 19,683.55

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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.