Home / 26,118.72-39,180.96-7,650.72

Finding the Fourth Proportional to 26,118.72, 39,180.96 and 7,650.72

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Solution

The fourth proportional to 26,118.72, 39,180.96 and 7,650.72 is: 11,476.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,118.72 : 39,180.96 = 7,650.72 : x
  2. Step 2: Convert to fraction form
    26,118.72/39,180.96 = 7,650.72/x
  3. Step 3: Cross multiply
    26,118.72x = 39,180.96 × 7,650.72
  4. Step 4: Simplify right side
    26,118.72x = 299,762,554.29
  5. Step 5: Solve for x
    x = 299,762,554.29/26,118.72
  6. Step 6: Final answer
    x = 11,476.92

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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.