Home / 33,658.20-46,448.63-18,551.40

Finding the Fourth Proportional to 33,658.20, 46,448.63 and 18,551.40

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Solution

The fourth proportional to 33,658.20, 46,448.63 and 18,551.40 is: 25,601.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,658.20 : 46,448.63 = 18,551.40 : x
  2. Step 2: Convert to fraction form
    33,658.20/46,448.63 = 18,551.40/x
  3. Step 3: Cross multiply
    33,658.20x = 46,448.63 × 18,551.40
  4. Step 4: Simplify right side
    33,658.20x = 861,686,917.21
  5. Step 5: Solve for x
    x = 861,686,917.21/33,658.20
  6. Step 6: Final answer
    x = 25,601.10

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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.