Home / 25,788.51-38,684.82-10,997.56

Finding the Fourth Proportional to 25,788.51, 38,684.82 and 10,997.56

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Solution

The fourth proportional to 25,788.51, 38,684.82 and 10,997.56 is: 16,497.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,788.51 : 38,684.82 = 10,997.56 : x
  2. Step 2: Convert to fraction form
    25,788.51/38,684.82 = 10,997.56/x
  3. Step 3: Cross multiply
    25,788.51x = 38,684.82 × 10,997.56
  4. Step 4: Simplify right side
    25,788.51x = 425,438,718.64
  5. Step 5: Solve for x
    x = 425,438,718.64/25,788.51
  6. Step 6: Final answer
    x = 16,497.22

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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.