Home / 16,029.48-22,117.98-8,955.96

Finding the Fourth Proportional to 16,029.48, 22,117.98 and 8,955.96

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Solution

The fourth proportional to 16,029.48, 22,117.98 and 8,955.96 is: 12,357.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,029.48 : 22,117.98 = 8,955.96 : x
  2. Step 2: Convert to fraction form
    16,029.48/22,117.98 = 8,955.96/x
  3. Step 3: Cross multiply
    16,029.48x = 22,117.98 × 8,955.96
  4. Step 4: Simplify right side
    16,029.48x = 198,087,744.16
  5. Step 5: Solve for x
    x = 198,087,744.16/16,029.48
  6. Step 6: Final answer
    x = 12,357.71

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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.