Home / 42,684.44-64,026.66-11,522.12

Finding the Fourth Proportional to 42,684.44, 64,026.66 and 11,522.12

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Solution

The fourth proportional to 42,684.44, 64,026.66 and 11,522.12 is: 17,283.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,684.44 : 64,026.66 = 11,522.12 : x
  2. Step 2: Convert to fraction form
    42,684.44/64,026.66 = 11,522.12/x
  3. Step 3: Cross multiply
    42,684.44x = 64,026.66 × 11,522.12
  4. Step 4: Simplify right side
    42,684.44x = 737,722,859.72
  5. Step 5: Solve for x
    x = 737,722,859.72/42,684.44
  6. Step 6: Final answer
    x = 17,283.18

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1.5x scale

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.