Home / 25,388.30-38,086.88-10,607.59

Finding the Fourth Proportional to 25,388.30, 38,086.88 and 10,607.59

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Solution

The fourth proportional to 25,388.30, 38,086.88 and 10,607.59 is: 15,913.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,388.30 : 38,086.88 = 10,607.59 : x
  2. Step 2: Convert to fraction form
    25,388.30/38,086.88 = 10,607.59/x
  3. Step 3: Cross multiply
    25,388.30x = 38,086.88 × 10,607.59
  4. Step 4: Simplify right side
    25,388.30x = 404,010,001.99
  5. Step 5: Solve for x
    x = 404,010,001.99/25,388.30
  6. Step 6: Final answer
    x = 15,913.23

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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.