Home / 26,220.52-39,278.22-13,032.28

Finding the Fourth Proportional to 26,220.52, 39,278.22 and 13,032.28

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Solution

The fourth proportional to 26,220.52, 39,278.22 and 13,032.28 is: 19,522.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,220.52 : 39,278.22 = 13,032.28 : x
  2. Step 2: Convert to fraction form
    26,220.52/39,278.22 = 13,032.28/x
  3. Step 3: Cross multiply
    26,220.52x = 39,278.22 × 13,032.28
  4. Step 4: Simplify right side
    26,220.52x = 511,884,760.94
  5. Step 5: Solve for x
    x = 511,884,760.94/26,220.52
  6. Step 6: Final answer
    x = 19,522.30

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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.