Home / 44,982.36-67,476-18,689.76

Finding the Fourth Proportional to 44,982.36, 67,476 and 18,689.76

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Solution

The fourth proportional to 44,982.36, 67,476 and 18,689.76 is: 28,035.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,982.36 : 67,476 = 18,689.76 : x
  2. Step 2: Convert to fraction form
    44,982.36/67,476 = 18,689.76/x
  3. Step 3: Cross multiply
    44,982.36x = 67,476 × 18,689.76
  4. Step 4: Simplify right side
    44,982.36x = 1,261,110,245.76
  5. Step 5: Solve for x
    x = 1,261,110,245.76/44,982.36
  6. Step 6: Final answer
    x = 28,035.66

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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.