Home / 26,218.64-39,335.68-15,133.28

Finding the Fourth Proportional to 26,218.64, 39,335.68 and 15,133.28

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Solution

The fourth proportional to 26,218.64, 39,335.68 and 15,133.28 is: 22,704.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,218.64 : 39,335.68 = 15,133.28 : x
  2. Step 2: Convert to fraction form
    26,218.64/39,335.68 = 15,133.28/x
  3. Step 3: Cross multiply
    26,218.64x = 39,335.68 × 15,133.28
  4. Step 4: Simplify right side
    26,218.64x = 595,277,859.43
  5. Step 5: Solve for x
    x = 595,277,859.43/26,218.64
  6. Step 6: Final answer
    x = 22,704.38

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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.