Home / 26,540.24-39,825.74-13,393.64

Finding the Fourth Proportional to 26,540.24, 39,825.74 and 13,393.64

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Solution

The fourth proportional to 26,540.24, 39,825.74 and 13,393.64 is: 20,098.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,540.24 : 39,825.74 = 13,393.64 : x
  2. Step 2: Convert to fraction form
    26,540.24/39,825.74 = 13,393.64/x
  3. Step 3: Cross multiply
    26,540.24x = 39,825.74 × 13,393.64
  4. Step 4: Simplify right side
    26,540.24x = 533,411,358.20
  5. Step 5: Solve for x
    x = 533,411,358.20/26,540.24
  6. Step 6: Final answer
    x = 20,098.22

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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.