Home / 51,548.04-77,330.10-21,966

Finding the Fourth Proportional to 51,548.04, 77,330.10 and 21,966

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Solution

The fourth proportional to 51,548.04, 77,330.10 and 21,966 is: 32,952.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,548.04 : 77,330.10 = 21,966 : x
  2. Step 2: Convert to fraction form
    51,548.04/77,330.10 = 21,966/x
  3. Step 3: Cross multiply
    51,548.04x = 77,330.10 × 21,966
  4. Step 4: Simplify right side
    51,548.04x = 1,698,632,976.60
  5. Step 5: Solve for x
    x = 1,698,632,976.60/51,548.04
  6. Step 6: Final answer
    x = 32,952.43

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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.