Home / 33,565.28-46,320.86-18,458.78

Finding the Fourth Proportional to 33,565.28, 46,320.86 and 18,458.78

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Solution

The fourth proportional to 33,565.28, 46,320.86 and 18,458.78 is: 25,473.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,565.28 : 46,320.86 = 18,458.78 : x
  2. Step 2: Convert to fraction form
    33,565.28/46,320.86 = 18,458.78/x
  3. Step 3: Cross multiply
    33,565.28x = 46,320.86 × 18,458.78
  4. Step 4: Simplify right side
    33,565.28x = 855,026,564.15
  5. Step 5: Solve for x
    x = 855,026,564.15/33,565.28
  6. Step 6: Final answer
    x = 25,473.54

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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.