Home / 27,720.90-41,581.35-16,494.30

Finding the Fourth Proportional to 27,720.90, 41,581.35 and 16,494.30

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Solution

The fourth proportional to 27,720.90, 41,581.35 and 16,494.30 is: 24,741.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,720.90 : 41,581.35 = 16,494.30 : x
  2. Step 2: Convert to fraction form
    27,720.90/41,581.35 = 16,494.30/x
  3. Step 3: Cross multiply
    27,720.90x = 41,581.35 × 16,494.30
  4. Step 4: Simplify right side
    27,720.90x = 685,855,261.31
  5. Step 5: Solve for x
    x = 685,855,261.31/27,720.90
  6. Step 6: Final answer
    x = 24,741.45

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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.