Home / 25,240.28-34,831.11-13,910.82

Finding the Fourth Proportional to 25,240.28, 34,831.11 and 13,910.82

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Solution

The fourth proportional to 25,240.28, 34,831.11 and 13,910.82 is: 19,196.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,240.28 : 34,831.11 = 13,910.82 : x
  2. Step 2: Convert to fraction form
    25,240.28/34,831.11 = 13,910.82/x
  3. Step 3: Cross multiply
    25,240.28x = 34,831.11 × 13,910.82
  4. Step 4: Simplify right side
    25,240.28x = 484,529,301.61
  5. Step 5: Solve for x
    x = 484,529,301.61/25,240.28
  6. Step 6: Final answer
    x = 19,196.67

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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.