Home / 33,586.78-46,349.97-18,480.40

Finding the Fourth Proportional to 33,586.78, 46,349.97 and 18,480.40

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Solution

The fourth proportional to 33,586.78, 46,349.97 and 18,480.40 is: 25,503.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,586.78 : 46,349.97 = 18,480.40 : x
  2. Step 2: Convert to fraction form
    33,586.78/46,349.97 = 18,480.40/x
  3. Step 3: Cross multiply
    33,586.78x = 46,349.97 × 18,480.40
  4. Step 4: Simplify right side
    33,586.78x = 856,565,985.59
  5. Step 5: Solve for x
    x = 856,565,985.59/33,586.78
  6. Step 6: Final answer
    x = 25,503.07

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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.