Home / 25,750.81-38,632.38-10,749.59

Finding the Fourth Proportional to 25,750.81, 38,632.38 and 10,749.59

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Solution

The fourth proportional to 25,750.81, 38,632.38 and 10,749.59 is: 16,126.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,750.81 : 38,632.38 = 10,749.59 : x
  2. Step 2: Convert to fraction form
    25,750.81/38,632.38 = 10,749.59/x
  3. Step 3: Cross multiply
    25,750.81x = 38,632.38 × 10,749.59
  4. Step 4: Simplify right side
    25,750.81x = 415,282,052.56
  5. Step 5: Solve for x
    x = 415,282,052.56/25,750.81
  6. Step 6: Final answer
    x = 16,126.95

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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.