Home / 26,646.75-39,994.33-14,177.20

Finding the Fourth Proportional to 26,646.75, 39,994.33 and 14,177.20

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Solution

The fourth proportional to 26,646.75, 39,994.33 and 14,177.20 is: 21,278.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,646.75 : 39,994.33 = 14,177.20 : x
  2. Step 2: Convert to fraction form
    26,646.75/39,994.33 = 14,177.20/x
  3. Step 3: Cross multiply
    26,646.75x = 39,994.33 × 14,177.20
  4. Step 4: Simplify right side
    26,646.75x = 567,007,615.28
  5. Step 5: Solve for x
    x = 567,007,615.28/26,646.75
  6. Step 6: Final answer
    x = 21,278.68

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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.