Home / 36,615.30-54,874.35-19,080.42

Finding the Fourth Proportional to 36,615.30, 54,874.35 and 19,080.42

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Solution

The fourth proportional to 36,615.30, 54,874.35 and 19,080.42 is: 28,595.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,615.30 : 54,874.35 = 19,080.42 : x
  2. Step 2: Convert to fraction form
    36,615.30/54,874.35 = 19,080.42/x
  3. Step 3: Cross multiply
    36,615.30x = 54,874.35 × 19,080.42
  4. Step 4: Simplify right side
    36,615.30x = 1,047,025,645.23
  5. Step 5: Solve for x
    x = 1,047,025,645.23/36,615.30
  6. Step 6: Final answer
    x = 28,595.30

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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.