Home / 16,191.26-22,345.70-9,817.52

Finding the Fourth Proportional to 16,191.26, 22,345.70 and 9,817.52

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Solution

The fourth proportional to 16,191.26, 22,345.70 and 9,817.52 is: 13,549.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,191.26 : 22,345.70 = 9,817.52 : x
  2. Step 2: Convert to fraction form
    16,191.26/22,345.70 = 9,817.52/x
  3. Step 3: Cross multiply
    16,191.26x = 22,345.70 × 9,817.52
  4. Step 4: Simplify right side
    16,191.26x = 219,379,356.66
  5. Step 5: Solve for x
    x = 219,379,356.66/16,191.26
  6. Step 6: Final answer
    x = 13,549.25

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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.