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Finding the Fourth Proportional to 25,484.33, 38,225.14 and 7,952.15

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Solution

The fourth proportional to 25,484.33, 38,225.14 and 7,952.15 is: 11,927.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,484.33 : 38,225.14 = 7,952.15 : x
  2. Step 2: Convert to fraction form
    25,484.33/38,225.14 = 7,952.15/x
  3. Step 3: Cross multiply
    25,484.33x = 38,225.14 × 7,952.15
  4. Step 4: Simplify right side
    25,484.33x = 303,972,047.05
  5. Step 5: Solve for x
    x = 303,972,047.05/25,484.33
  6. Step 6: Final answer
    x = 11,927.80

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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.