Home / 26,622.07-39,921.56-14,139.36

Finding the Fourth Proportional to 26,622.07, 39,921.56 and 14,139.36

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Solution

The fourth proportional to 26,622.07, 39,921.56 and 14,139.36 is: 21,202.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,622.07 : 39,921.56 = 14,139.36 : x
  2. Step 2: Convert to fraction form
    26,622.07/39,921.56 = 14,139.36/x
  3. Step 3: Cross multiply
    26,622.07x = 39,921.56 × 14,139.36
  4. Step 4: Simplify right side
    26,622.07x = 564,465,290.93
  5. Step 5: Solve for x
    x = 564,465,290.93/26,622.07
  6. Step 6: Final answer
    x = 21,202.91

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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.