Home / 33,434.95-46,138.27-18,324.61

Finding the Fourth Proportional to 33,434.95, 46,138.27 and 18,324.61

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Solution

The fourth proportional to 33,434.95, 46,138.27 and 18,324.61 is: 25,286.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,434.95 : 46,138.27 = 18,324.61 : x
  2. Step 2: Convert to fraction form
    33,434.95/46,138.27 = 18,324.61/x
  3. Step 3: Cross multiply
    33,434.95x = 46,138.27 × 18,324.61
  4. Step 4: Simplify right side
    33,434.95x = 845,465,803.82
  5. Step 5: Solve for x
    x = 845,465,803.82/33,434.95
  6. Step 6: Final answer
    x = 25,286.89

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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.