Home / 25,729.67-38,612.95-10,948.97

Finding the Fourth Proportional to 25,729.67, 38,612.95 and 10,948.97

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Solution

The fourth proportional to 25,729.67, 38,612.95 and 10,948.97 is: 16,431.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,729.67 : 38,612.95 = 10,948.97 : x
  2. Step 2: Convert to fraction form
    25,729.67/38,612.95 = 10,948.97/x
  3. Step 3: Cross multiply
    25,729.67x = 38,612.95 × 10,948.97
  4. Step 4: Simplify right side
    25,729.67x = 422,772,161.91
  5. Step 5: Solve for x
    x = 422,772,161.91/25,729.67
  6. Step 6: Final answer
    x = 16,431.31

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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.