Home / 25,277.70-34,890.17-14,670.75

Finding the Fourth Proportional to 25,277.70, 34,890.17 and 14,670.75

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Solution

The fourth proportional to 25,277.70, 34,890.17 and 14,670.75 is: 20,249.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,277.70 : 34,890.17 = 14,670.75 : x
  2. Step 2: Convert to fraction form
    25,277.70/34,890.17 = 14,670.75/x
  3. Step 3: Cross multiply
    25,277.70x = 34,890.17 × 14,670.75
  4. Step 4: Simplify right side
    25,277.70x = 511,864,888.17
  5. Step 5: Solve for x
    x = 511,864,888.17/25,277.70
  6. Step 6: Final answer
    x = 20,249.66

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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.