Home / 51,532.30-77,266.86-21,933.28

Finding the Fourth Proportional to 51,532.30, 77,266.86 and 21,933.28

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Solution

The fourth proportional to 51,532.30, 77,266.86 and 21,933.28 is: 32,886.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,532.30 : 77,266.86 = 21,933.28 : x
  2. Step 2: Convert to fraction form
    51,532.30/77,266.86 = 21,933.28/x
  3. Step 3: Cross multiply
    51,532.30x = 77,266.86 × 21,933.28
  4. Step 4: Simplify right side
    51,532.30x = 1,694,715,675.10
  5. Step 5: Solve for x
    x = 1,694,715,675.10/51,532.30
  6. Step 6: Final answer
    x = 32,886.47

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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.