Home / 26,119.80-39,185.37-8,589.24

Finding the Fourth Proportional to 26,119.80, 39,185.37 and 8,589.24

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Solution

The fourth proportional to 26,119.80, 39,185.37 and 8,589.24 is: 12,885.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,119.80 : 39,185.37 = 8,589.24 : x
  2. Step 2: Convert to fraction form
    26,119.80/39,185.37 = 8,589.24/x
  3. Step 3: Cross multiply
    26,119.80x = 39,185.37 × 8,589.24
  4. Step 4: Simplify right side
    26,119.80x = 336,572,547.42
  5. Step 5: Solve for x
    x = 336,572,547.42/26,119.80
  6. Step 6: Final answer
    x = 12,885.72

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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.