Home / 48,390.72-66,779.10-27,170.10

Finding the Fourth Proportional to 48,390.72, 66,779.10 and 27,170.10

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Solution

The fourth proportional to 48,390.72, 66,779.10 and 27,170.10 is: 37,494.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,390.72 : 66,779.10 = 27,170.10 : x
  2. Step 2: Convert to fraction form
    48,390.72/66,779.10 = 27,170.10/x
  3. Step 3: Cross multiply
    48,390.72x = 66,779.10 × 27,170.10
  4. Step 4: Simplify right side
    48,390.72x = 1,814,394,824.91
  5. Step 5: Solve for x
    x = 1,814,394,824.91/48,390.72
  6. Step 6: Final answer
    x = 37,494.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.