Home / 16,749.32-25,129.71-10,501.79

Finding the Fourth Proportional to 16,749.32, 25,129.71 and 10,501.79

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Solution

The fourth proportional to 16,749.32, 25,129.71 and 10,501.79 is: 15,756.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,749.32 : 25,129.71 = 10,501.79 : x
  2. Step 2: Convert to fraction form
    16,749.32/25,129.71 = 10,501.79/x
  3. Step 3: Cross multiply
    16,749.32x = 25,129.71 × 10,501.79
  4. Step 4: Simplify right side
    16,749.32x = 263,906,811.53
  5. Step 5: Solve for x
    x = 263,906,811.53/16,749.32
  6. Step 6: Final answer
    x = 15,756.27

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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.