Home / 13,881.66-19,156.71-7,593.96

Finding the Fourth Proportional to 13,881.66, 19,156.71 and 7,593.96

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Solution

The fourth proportional to 13,881.66, 19,156.71 and 7,593.96 is: 10,479.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,881.66 : 19,156.71 = 7,593.96 : x
  2. Step 2: Convert to fraction form
    13,881.66/19,156.71 = 7,593.96/x
  3. Step 3: Cross multiply
    13,881.66x = 19,156.71 × 7,593.96
  4. Step 4: Simplify right side
    13,881.66x = 145,475,289.47
  5. Step 5: Solve for x
    x = 145,475,289.47/13,881.66
  6. Step 6: Final answer
    x = 10,479.68

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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.