Home / 51,422.02-77,112.98-21,841.02

Finding the Fourth Proportional to 51,422.02, 77,112.98 and 21,841.02

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Solution

The fourth proportional to 51,422.02, 77,112.98 and 21,841.02 is: 32,753.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,422.02 : 77,112.98 = 21,841.02 : x
  2. Step 2: Convert to fraction form
    51,422.02/77,112.98 = 21,841.02/x
  3. Step 3: Cross multiply
    51,422.02x = 77,112.98 × 21,841.02
  4. Step 4: Simplify right side
    51,422.02x = 1,684,226,138.44
  5. Step 5: Solve for x
    x = 1,684,226,138.44/51,422.02
  6. Step 6: Final answer
    x = 32,753.01

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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.