Home / 13,224.39-18,244.22-8,753.19

Finding the Fourth Proportional to 13,224.39, 18,244.22 and 8,753.19

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Solution

The fourth proportional to 13,224.39, 18,244.22 and 8,753.19 is: 12,075.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,224.39 : 18,244.22 = 8,753.19 : x
  2. Step 2: Convert to fraction form
    13,224.39/18,244.22 = 8,753.19/x
  3. Step 3: Cross multiply
    13,224.39x = 18,244.22 × 8,753.19
  4. Step 4: Simplify right side
    13,224.39x = 159,695,080.30
  5. Step 5: Solve for x
    x = 159,695,080.30/13,224.39
  6. Step 6: Final answer
    x = 12,075.80

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Half scale
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Double scale
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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.