Home / 26,779.91-40,169.25-9,248.09

Finding the Fourth Proportional to 26,779.91, 40,169.25 and 9,248.09

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Solution

The fourth proportional to 26,779.91, 40,169.25 and 9,248.09 is: 13,871.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,779.91 : 40,169.25 = 9,248.09 : x
  2. Step 2: Convert to fraction form
    26,779.91/40,169.25 = 9,248.09/x
  3. Step 3: Cross multiply
    26,779.91x = 40,169.25 × 9,248.09
  4. Step 4: Simplify right side
    26,779.91x = 371,488,638.39
  5. Step 5: Solve for x
    x = 371,488,638.39/26,779.91
  6. Step 6: Final answer
    x = 13,871.92

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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.