Home / 18,567.12-27,818.22-15,467.06

Finding the Fourth Proportional to 18,567.12, 27,818.22 and 15,467.06

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Solution

The fourth proportional to 18,567.12, 27,818.22 and 15,467.06 is: 23,173.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,567.12 : 27,818.22 = 15,467.06 : x
  2. Step 2: Convert to fraction form
    18,567.12/27,818.22 = 15,467.06/x
  3. Step 3: Cross multiply
    18,567.12x = 27,818.22 × 15,467.06
  4. Step 4: Simplify right side
    18,567.12x = 430,266,077.83
  5. Step 5: Solve for x
    x = 430,266,077.83/18,567.12
  6. Step 6: Final answer
    x = 23,173.55

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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.