Home / 36,213.19-54,319.83-9,918.16

Finding the Fourth Proportional to 36,213.19, 54,319.83 and 9,918.16

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Solution

The fourth proportional to 36,213.19, 54,319.83 and 9,918.16 is: 14,877.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,213.19 : 54,319.83 = 9,918.16 : x
  2. Step 2: Convert to fraction form
    36,213.19/54,319.83 = 9,918.16/x
  3. Step 3: Cross multiply
    36,213.19x = 54,319.83 × 9,918.16
  4. Step 4: Simplify right side
    36,213.19x = 538,752,765.11
  5. Step 5: Solve for x
    x = 538,752,765.11/36,213.19
  6. Step 6: Final answer
    x = 14,877.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.