Home / 40,805.48-56,311.98-22,656.50

Finding the Fourth Proportional to 40,805.48, 56,311.98 and 22,656.50

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Solution

The fourth proportional to 40,805.48, 56,311.98 and 22,656.50 is: 31,266.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,805.48 : 56,311.98 = 22,656.50 : x
  2. Step 2: Convert to fraction form
    40,805.48/56,311.98 = 22,656.50/x
  3. Step 3: Cross multiply
    40,805.48x = 56,311.98 × 22,656.50
  4. Step 4: Simplify right side
    40,805.48x = 1,275,832,374.87
  5. Step 5: Solve for x
    x = 1,275,832,374.87/40,805.48
  6. Step 6: Final answer
    x = 31,266.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.