Home / 16,180.56-22,329.12-9,106.98

Finding the Fourth Proportional to 16,180.56, 22,329.12 and 9,106.98

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Solution

The fourth proportional to 16,180.56, 22,329.12 and 9,106.98 is: 12,567.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,180.56 : 22,329.12 = 9,106.98 : x
  2. Step 2: Convert to fraction form
    16,180.56/22,329.12 = 9,106.98/x
  3. Step 3: Cross multiply
    16,180.56x = 22,329.12 × 9,106.98
  4. Step 4: Simplify right side
    16,180.56x = 203,350,849.26
  5. Step 5: Solve for x
    x = 203,350,849.26/16,180.56
  6. Step 6: Final answer
    x = 12,567.60

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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.