Home / 25,799.39-38,701.13-11,008.43

Finding the Fourth Proportional to 25,799.39, 38,701.13 and 11,008.43

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Solution

The fourth proportional to 25,799.39, 38,701.13 and 11,008.43 is: 16,513.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,799.39 : 38,701.13 = 11,008.43 : x
  2. Step 2: Convert to fraction form
    25,799.39/38,701.13 = 11,008.43/x
  3. Step 3: Cross multiply
    25,799.39x = 38,701.13 × 11,008.43
  4. Step 4: Simplify right side
    25,799.39x = 426,038,431.98
  5. Step 5: Solve for x
    x = 426,038,431.98/25,799.39
  6. Step 6: Final answer
    x = 16,513.51

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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.