Home / 36,216.19-54,324.33-9,921.16

Finding the Fourth Proportional to 36,216.19, 54,324.33 and 9,921.16

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Solution

The fourth proportional to 36,216.19, 54,324.33 and 9,921.16 is: 14,881.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,216.19 : 54,324.33 = 9,921.16 : x
  2. Step 2: Convert to fraction form
    36,216.19/54,324.33 = 9,921.16/x
  3. Step 3: Cross multiply
    36,216.19x = 54,324.33 × 9,921.16
  4. Step 4: Simplify right side
    36,216.19x = 538,960,369.82
  5. Step 5: Solve for x
    x = 538,960,369.82/36,216.19
  6. Step 6: Final answer
    x = 14,881.75

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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.