Home / 26,139.75-36,072.40-14,203.27

Finding the Fourth Proportional to 26,139.75, 36,072.40 and 14,203.27

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Solution

The fourth proportional to 26,139.75, 36,072.40 and 14,203.27 is: 19,600.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,139.75 : 36,072.40 = 14,203.27 : x
  2. Step 2: Convert to fraction form
    26,139.75/36,072.40 = 14,203.27/x
  3. Step 3: Cross multiply
    26,139.75x = 36,072.40 × 14,203.27
  4. Step 4: Simplify right side
    26,139.75x = 512,346,036.75
  5. Step 5: Solve for x
    x = 512,346,036.75/26,139.75
  6. Step 6: Final answer
    x = 19,600.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.