Home / 25,346.82-34,992.59-15,277.71

Finding the Fourth Proportional to 25,346.82, 34,992.59 and 15,277.71

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Solution

The fourth proportional to 25,346.82, 34,992.59 and 15,277.71 is: 21,091.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,346.82 : 34,992.59 = 15,277.71 : x
  2. Step 2: Convert to fraction form
    25,346.82/34,992.59 = 15,277.71/x
  3. Step 3: Cross multiply
    25,346.82x = 34,992.59 × 15,277.71
  4. Step 4: Simplify right side
    25,346.82x = 534,606,565.78
  5. Step 5: Solve for x
    x = 534,606,565.78/25,346.82
  6. Step 6: Final answer
    x = 21,091.66

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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.