Home / 19,544.28-26,970.48-11,160.78

Finding the Fourth Proportional to 19,544.28, 26,970.48 and 11,160.78

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Solution

The fourth proportional to 19,544.28, 26,970.48 and 11,160.78 is: 15,401.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,544.28 : 26,970.48 = 11,160.78 : x
  2. Step 2: Convert to fraction form
    19,544.28/26,970.48 = 11,160.78/x
  3. Step 3: Cross multiply
    19,544.28x = 26,970.48 × 11,160.78
  4. Step 4: Simplify right side
    19,544.28x = 301,011,593.77
  5. Step 5: Solve for x
    x = 301,011,593.77/19,544.28
  6. Step 6: Final answer
    x = 15,401.52

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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.