Home / 40,316.91-55,637.73-22,168.57

Finding the Fourth Proportional to 40,316.91, 55,637.73 and 22,168.57

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Solution

The fourth proportional to 40,316.91, 55,637.73 and 22,168.57 is: 30,592.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,316.91 : 55,637.73 = 22,168.57 : x
  2. Step 2: Convert to fraction form
    40,316.91/55,637.73 = 22,168.57/x
  3. Step 3: Cross multiply
    40,316.91x = 55,637.73 × 22,168.57
  4. Step 4: Simplify right side
    40,316.91x = 1,233,408,523.11
  5. Step 5: Solve for x
    x = 1,233,408,523.11/40,316.91
  6. Step 6: Final answer
    x = 30,592.83

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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.