Home / 33,364.71-46,048.50-21,440.70

Finding the Fourth Proportional to 33,364.71, 46,048.50 and 21,440.70

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Solution

The fourth proportional to 33,364.71, 46,048.50 and 21,440.70 is: 29,591.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,364.71 : 46,048.50 = 21,440.70 : x
  2. Step 2: Convert to fraction form
    33,364.71/46,048.50 = 21,440.70/x
  3. Step 3: Cross multiply
    33,364.71x = 46,048.50 × 21,440.70
  4. Step 4: Simplify right side
    33,364.71x = 987,312,073.95
  5. Step 5: Solve for x
    x = 987,312,073.95/33,364.71
  6. Step 6: Final answer
    x = 29,591.51

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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.