Home / 26,259.88-39,407.33-13,621.29

Finding the Fourth Proportional to 26,259.88, 39,407.33 and 13,621.29

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Solution

The fourth proportional to 26,259.88, 39,407.33 and 13,621.29 is: 20,441.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,259.88 : 39,407.33 = 13,621.29 : x
  2. Step 2: Convert to fraction form
    26,259.88/39,407.33 = 13,621.29/x
  3. Step 3: Cross multiply
    26,259.88x = 39,407.33 × 13,621.29
  4. Step 4: Simplify right side
    26,259.88x = 536,778,404.91
  5. Step 5: Solve for x
    x = 536,778,404.91/26,259.88
  6. Step 6: Final answer
    x = 20,441.01

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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.