Home / 40,094.21-55,329.18-22,188.15

Finding the Fourth Proportional to 40,094.21, 55,329.18 and 22,188.15

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Solution

The fourth proportional to 40,094.21, 55,329.18 and 22,188.15 is: 30,619.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,094.21 : 55,329.18 = 22,188.15 : x
  2. Step 2: Convert to fraction form
    40,094.21/55,329.18 = 22,188.15/x
  3. Step 3: Cross multiply
    40,094.21x = 55,329.18 × 22,188.15
  4. Step 4: Simplify right side
    40,094.21x = 1,227,652,145.22
  5. Step 5: Solve for x
    x = 1,227,652,145.22/40,094.21
  6. Step 6: Final answer
    x = 30,619.19

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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.