Home / 18,567.06-27,854.69-9,212.16

Finding the Fourth Proportional to 18,567.06, 27,854.69 and 9,212.16

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Solution

The fourth proportional to 18,567.06, 27,854.69 and 9,212.16 is: 13,820.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,567.06 : 27,854.69 = 9,212.16 : x
  2. Step 2: Convert to fraction form
    18,567.06/27,854.69 = 9,212.16/x
  3. Step 3: Cross multiply
    18,567.06x = 27,854.69 × 9,212.16
  4. Step 4: Simplify right side
    18,567.06x = 256,601,919.42
  5. Step 5: Solve for x
    x = 256,601,919.42/18,567.06
  6. Step 6: Final answer
    x = 13,820.28

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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.