Home / 15,073.50-20,757.56-14,110.77

Finding the Fourth Proportional to 15,073.50, 20,757.56 and 14,110.77

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Solution

The fourth proportional to 15,073.50, 20,757.56 and 14,110.77 is: 19,431.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,073.50 : 20,757.56 = 14,110.77 : x
  2. Step 2: Convert to fraction form
    15,073.50/20,757.56 = 14,110.77/x
  3. Step 3: Cross multiply
    15,073.50x = 20,757.56 × 14,110.77
  4. Step 4: Simplify right side
    15,073.50x = 292,905,154.92
  5. Step 5: Solve for x
    x = 292,905,154.92/15,073.50
  6. Step 6: Final answer
    x = 19,431.79

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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.