Home / 45,267.12-67,901.19-13,677.44

Finding the Fourth Proportional to 45,267.12, 67,901.19 and 13,677.44

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Solution

The fourth proportional to 45,267.12, 67,901.19 and 13,677.44 is: 20,516.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,267.12 : 67,901.19 = 13,677.44 : x
  2. Step 2: Convert to fraction form
    45,267.12/67,901.19 = 13,677.44/x
  3. Step 3: Cross multiply
    45,267.12x = 67,901.19 × 13,677.44
  4. Step 4: Simplify right side
    45,267.12x = 928,714,443.30
  5. Step 5: Solve for x
    x = 928,714,443.30/45,267.12
  6. Step 6: Final answer
    x = 20,516.31

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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.