Home / 13,066.92-18,032.22-7,401.24

Finding the Fourth Proportional to 13,066.92, 18,032.22 and 7,401.24

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Solution

The fourth proportional to 13,066.92, 18,032.22 and 7,401.24 is: 10,213.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,066.92 : 18,032.22 = 7,401.24 : x
  2. Step 2: Convert to fraction form
    13,066.92/18,032.22 = 7,401.24/x
  3. Step 3: Cross multiply
    13,066.92x = 18,032.22 × 7,401.24
  4. Step 4: Simplify right side
    13,066.92x = 133,460,787.95
  5. Step 5: Solve for x
    x = 133,460,787.95/13,066.92
  6. Step 6: Final answer
    x = 10,213.64

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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.