Home / 16,529.40-22,810.49-8,975.66

Finding the Fourth Proportional to 16,529.40, 22,810.49 and 8,975.66

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Solution

The fourth proportional to 16,529.40, 22,810.49 and 8,975.66 is: 12,386.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,529.40 : 22,810.49 = 8,975.66 : x
  2. Step 2: Convert to fraction form
    16,529.40/22,810.49 = 8,975.66/x
  3. Step 3: Cross multiply
    16,529.40x = 22,810.49 × 8,975.66
  4. Step 4: Simplify right side
    16,529.40x = 204,739,180.47
  5. Step 5: Solve for x
    x = 204,739,180.47/16,529.40
  6. Step 6: Final answer
    x = 12,386.37

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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.