Home / 44,597.76-66,884.16-13,428.48

Finding the Fourth Proportional to 44,597.76, 66,884.16 and 13,428.48

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Solution

The fourth proportional to 44,597.76, 66,884.16 and 13,428.48 is: 20,138.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,597.76 : 66,884.16 = 13,428.48 : x
  2. Step 2: Convert to fraction form
    44,597.76/66,884.16 = 13,428.48/x
  3. Step 3: Cross multiply
    44,597.76x = 66,884.16 × 13,428.48
  4. Step 4: Simplify right side
    44,597.76x = 898,152,604.88
  5. Step 5: Solve for x
    x = 898,152,604.88/44,597.76
  6. Step 6: Final answer
    x = 20,138.96

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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.