Home / 18,328.44-27,508.86-12,070.92

Finding the Fourth Proportional to 18,328.44, 27,508.86 and 12,070.92

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Solution

The fourth proportional to 18,328.44, 27,508.86 and 12,070.92 is: 18,117.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,328.44 : 27,508.86 = 12,070.92 : x
  2. Step 2: Convert to fraction form
    18,328.44/27,508.86 = 12,070.92/x
  3. Step 3: Cross multiply
    18,328.44x = 27,508.86 × 12,070.92
  4. Step 4: Simplify right side
    18,328.44x = 332,057,248.35
  5. Step 5: Solve for x
    x = 332,057,248.35/18,328.44
  6. Step 6: Final answer
    x = 18,117.05

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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.