Home / 12,011.13-16,575.33-6,705.96

Finding the Fourth Proportional to 12,011.13, 16,575.33 and 6,705.96

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Solution

The fourth proportional to 12,011.13, 16,575.33 and 6,705.96 is: 9,254.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,011.13 : 16,575.33 = 6,705.96 : x
  2. Step 2: Convert to fraction form
    12,011.13/16,575.33 = 6,705.96/x
  3. Step 3: Cross multiply
    12,011.13x = 16,575.33 × 6,705.96
  4. Step 4: Simplify right side
    12,011.13x = 111,153,499.97
  5. Step 5: Solve for x
    x = 111,153,499.97/12,011.13
  6. Step 6: Final answer
    x = 9,254.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.