Home / 26,139.39-36,072.51-14,202.72

Finding the Fourth Proportional to 26,139.39, 36,072.51 and 14,202.72

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Solution

The fourth proportional to 26,139.39, 36,072.51 and 14,202.72 is: 19,599.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,139.39 : 36,072.51 = 14,202.72 : x
  2. Step 2: Convert to fraction form
    26,139.39/36,072.51 = 14,202.72/x
  3. Step 3: Cross multiply
    26,139.39x = 36,072.51 × 14,202.72
  4. Step 4: Simplify right side
    26,139.39x = 512,327,759.23
  5. Step 5: Solve for x
    x = 512,327,759.23/26,139.39
  6. Step 6: Final answer
    x = 19,599.84

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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.