Home / 33,247.29-45,885.69-21,148.95

Finding the Fourth Proportional to 33,247.29, 45,885.69 and 21,148.95

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Solution

The fourth proportional to 33,247.29, 45,885.69 and 21,148.95 is: 29,188.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,247.29 : 45,885.69 = 21,148.95 : x
  2. Step 2: Convert to fraction form
    33,247.29/45,885.69 = 21,148.95/x
  3. Step 3: Cross multiply
    33,247.29x = 45,885.69 × 21,148.95
  4. Step 4: Simplify right side
    33,247.29x = 970,434,163.53
  5. Step 5: Solve for x
    x = 970,434,163.53/33,247.29
  6. Step 6: Final answer
    x = 29,188.37

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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.