Home / 25,937.28-38,916-10,365.84

Finding the Fourth Proportional to 25,937.28, 38,916 and 10,365.84

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Solution

The fourth proportional to 25,937.28, 38,916 and 10,365.84 is: 15,552.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,937.28 : 38,916 = 10,365.84 : x
  2. Step 2: Convert to fraction form
    25,937.28/38,916 = 10,365.84/x
  3. Step 3: Cross multiply
    25,937.28x = 38,916 × 10,365.84
  4. Step 4: Simplify right side
    25,937.28x = 403,397,029.44
  5. Step 5: Solve for x
    x = 403,397,029.44/25,937.28
  6. Step 6: Final answer
    x = 15,552.79

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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.