Home / 40,722.89-56,196.87-22,817.84

Finding the Fourth Proportional to 40,722.89, 56,196.87 and 22,817.84

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Solution

The fourth proportional to 40,722.89, 56,196.87 and 22,817.84 is: 31,488.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,722.89 : 56,196.87 = 22,817.84 : x
  2. Step 2: Convert to fraction form
    40,722.89/56,196.87 = 22,817.84/x
  3. Step 3: Cross multiply
    40,722.89x = 56,196.87 × 22,817.84
  4. Step 4: Simplify right side
    40,722.89x = 1,282,290,907.18
  5. Step 5: Solve for x
    x = 1,282,290,907.18/40,722.89
  6. Step 6: Final answer
    x = 31,488.21

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1.5x scale

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.