Home / 25,499.15-38,248.76-7,969.07

Finding the Fourth Proportional to 25,499.15, 38,248.76 and 7,969.07

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Solution

The fourth proportional to 25,499.15, 38,248.76 and 7,969.07 is: 11,953.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,499.15 : 38,248.76 = 7,969.07 : x
  2. Step 2: Convert to fraction form
    25,499.15/38,248.76 = 7,969.07/x
  3. Step 3: Cross multiply
    25,499.15x = 38,248.76 × 7,969.07
  4. Step 4: Simplify right side
    25,499.15x = 304,807,006.01
  5. Step 5: Solve for x
    x = 304,807,006.01/25,499.15
  6. Step 6: Final answer
    x = 11,953.61

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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.