Home / 51,782.10-77,677.59-22,192.90

Finding the Fourth Proportional to 51,782.10, 77,677.59 and 22,192.90

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Solution

The fourth proportional to 51,782.10, 77,677.59 and 22,192.90 is: 33,291.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,782.10 : 77,677.59 = 22,192.90 : x
  2. Step 2: Convert to fraction form
    51,782.10/77,677.59 = 22,192.90/x
  3. Step 3: Cross multiply
    51,782.10x = 77,677.59 × 22,192.90
  4. Step 4: Simplify right side
    51,782.10x = 1,723,890,987.11
  5. Step 5: Solve for x
    x = 1,723,890,987.11/51,782.10
  6. Step 6: Final answer
    x = 33,291.25

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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.