Home / 56,402.75-84,609.35-18,452.23

Finding the Fourth Proportional to 56,402.75, 84,609.35 and 18,452.23

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Solution

The fourth proportional to 56,402.75, 84,609.35 and 18,452.23 is: 27,680.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,402.75 : 84,609.35 = 18,452.23 : x
  2. Step 2: Convert to fraction form
    56,402.75/84,609.35 = 18,452.23/x
  3. Step 3: Cross multiply
    56,402.75x = 84,609.35 × 18,452.23
  4. Step 4: Simplify right side
    56,402.75x = 1,561,231,186.35
  5. Step 5: Solve for x
    x = 1,561,231,186.35/56,402.75
  6. Step 6: Final answer
    x = 27,680.05

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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.