Home / 25,644.16-38,436.81-11,764

Finding the Fourth Proportional to 25,644.16, 38,436.81 and 11,764

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Solution

The fourth proportional to 25,644.16, 38,436.81 and 11,764 is: 17,632.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,644.16 : 38,436.81 = 11,764 : x
  2. Step 2: Convert to fraction form
    25,644.16/38,436.81 = 11,764/x
  3. Step 3: Cross multiply
    25,644.16x = 38,436.81 × 11,764
  4. Step 4: Simplify right side
    25,644.16x = 452,170,632.84
  5. Step 5: Solve for x
    x = 452,170,632.84/25,644.16
  6. Step 6: Final answer
    x = 17,632.50

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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.