Home / 26,808.30-40,199.49-15,718.59

Finding the Fourth Proportional to 26,808.30, 40,199.49 and 15,718.59

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Solution

The fourth proportional to 26,808.30, 40,199.49 and 15,718.59 is: 23,570.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,808.30 : 40,199.49 = 15,718.59 : x
  2. Step 2: Convert to fraction form
    26,808.30/40,199.49 = 15,718.59/x
  3. Step 3: Cross multiply
    26,808.30x = 40,199.49 × 15,718.59
  4. Step 4: Simplify right side
    26,808.30x = 631,879,301.52
  5. Step 5: Solve for x
    x = 631,879,301.52/26,808.30
  6. Step 6: Final answer
    x = 23,570.29

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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.