Home / 13,881.32-19,156.22-7,593.68

Finding the Fourth Proportional to 13,881.32, 19,156.22 and 7,593.68

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Solution

The fourth proportional to 13,881.32, 19,156.22 and 7,593.68 is: 10,479.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,881.32 : 19,156.22 = 7,593.68 : x
  2. Step 2: Convert to fraction form
    13,881.32/19,156.22 = 7,593.68/x
  3. Step 3: Cross multiply
    13,881.32x = 19,156.22 × 7,593.68
  4. Step 4: Simplify right side
    13,881.32x = 145,466,204.69
  5. Step 5: Solve for x
    x = 145,466,204.69/13,881.32
  6. Step 6: Final answer
    x = 10,479.28

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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.