Home / 33,505.71-46,238.76-18,399.35

Finding the Fourth Proportional to 33,505.71, 46,238.76 and 18,399.35

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Solution

The fourth proportional to 33,505.71, 46,238.76 and 18,399.35 is: 25,391.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,505.71 : 46,238.76 = 18,399.35 : x
  2. Step 2: Convert to fraction form
    33,505.71/46,238.76 = 18,399.35/x
  3. Step 3: Cross multiply
    33,505.71x = 46,238.76 × 18,399.35
  4. Step 4: Simplify right side
    33,505.71x = 850,762,897.61
  5. Step 5: Solve for x
    x = 850,762,897.61/33,505.71
  6. Step 6: Final answer
    x = 25,391.58

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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.