Home / 22,066.36-30,452.16-12,637.96

Finding the Fourth Proportional to 22,066.36, 30,452.16 and 12,637.96

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Solution

The fourth proportional to 22,066.36, 30,452.16 and 12,637.96 is: 17,440.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,066.36 : 30,452.16 = 12,637.96 : x
  2. Step 2: Convert to fraction form
    22,066.36/30,452.16 = 12,637.96/x
  3. Step 3: Cross multiply
    22,066.36x = 30,452.16 × 12,637.96
  4. Step 4: Simplify right side
    22,066.36x = 384,853,179.99
  5. Step 5: Solve for x
    x = 384,853,179.99/22,066.36
  6. Step 6: Final answer
    x = 17,440.72

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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.