Home / 40,283.21-55,588.01-22,377.15

Finding the Fourth Proportional to 40,283.21, 55,588.01 and 22,377.15

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Solution

The fourth proportional to 40,283.21, 55,588.01 and 22,377.15 is: 30,878.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,283.21 : 55,588.01 = 22,377.15 : x
  2. Step 2: Convert to fraction form
    40,283.21/55,588.01 = 22,377.15/x
  3. Step 3: Cross multiply
    40,283.21x = 55,588.01 × 22,377.15
  4. Step 4: Simplify right side
    40,283.21x = 1,243,901,126.09
  5. Step 5: Solve for x
    x = 1,243,901,126.09/40,283.21
  6. Step 6: Final answer
    x = 30,878.90

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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.