Home / 25,895.78-38,843.70-11,095.10

Finding the Fourth Proportional to 25,895.78, 38,843.70 and 11,095.10

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Solution

The fourth proportional to 25,895.78, 38,843.70 and 11,095.10 is: 16,642.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,895.78 : 38,843.70 = 11,095.10 : x
  2. Step 2: Convert to fraction form
    25,895.78/38,843.70 = 11,095.10/x
  3. Step 3: Cross multiply
    25,895.78x = 38,843.70 × 11,095.10
  4. Step 4: Simplify right side
    25,895.78x = 430,974,680.39
  5. Step 5: Solve for x
    x = 430,974,680.39/25,895.78
  6. Step 6: Final answer
    x = 16,642.66

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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.