Home / 40,172.64-60,206.64-22,402.56

Finding the Fourth Proportional to 40,172.64, 60,206.64 and 22,402.56

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Solution

The fourth proportional to 40,172.64, 60,206.64 and 22,402.56 is: 33,574.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,172.64 : 60,206.64 = 22,402.56 : x
  2. Step 2: Convert to fraction form
    40,172.64/60,206.64 = 22,402.56/x
  3. Step 3: Cross multiply
    40,172.64x = 60,206.64 × 22,402.56
  4. Step 4: Simplify right side
    40,172.64x = 1,348,782,865.00
  5. Step 5: Solve for x
    x = 1,348,782,865.00/40,172.64
  6. Step 6: Final answer
    x = 33,574.66

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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.