Home / 13,156.86-19,716.66-11,593.56

Finding the Fourth Proportional to 13,156.86, 19,716.66 and 11,593.56

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Solution

The fourth proportional to 13,156.86, 19,716.66 and 11,593.56 is: 17,373.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,156.86 : 19,716.66 = 11,593.56 : x
  2. Step 2: Convert to fraction form
    13,156.86/19,716.66 = 11,593.56/x
  3. Step 3: Cross multiply
    13,156.86x = 19,716.66 × 11,593.56
  4. Step 4: Simplify right side
    13,156.86x = 228,586,280.71
  5. Step 5: Solve for x
    x = 228,586,280.71/13,156.86
  6. Step 6: Final answer
    x = 17,373.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.