Home / 33,386.30-46,073.64-18,278.71

Finding the Fourth Proportional to 33,386.30, 46,073.64 and 18,278.71

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Solution

The fourth proportional to 33,386.30, 46,073.64 and 18,278.71 is: 25,224.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,386.30 : 46,073.64 = 18,278.71 : x
  2. Step 2: Convert to fraction form
    33,386.30/46,073.64 = 18,278.71/x
  3. Step 3: Cross multiply
    33,386.30x = 46,073.64 × 18,278.71
  4. Step 4: Simplify right side
    33,386.30x = 842,166,704.20
  5. Step 5: Solve for x
    x = 842,166,704.20/33,386.30
  6. Step 6: Final answer
    x = 25,224.92

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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.