Home / 30,070.26-41,496.33-16,640.71

Finding the Fourth Proportional to 30,070.26, 41,496.33 and 16,640.71

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Solution

The fourth proportional to 30,070.26, 41,496.33 and 16,640.71 is: 22,963.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,070.26 : 41,496.33 = 16,640.71 : x
  2. Step 2: Convert to fraction form
    30,070.26/41,496.33 = 16,640.71/x
  3. Step 3: Cross multiply
    30,070.26x = 41,496.33 × 16,640.71
  4. Step 4: Simplify right side
    30,070.26x = 690,528,393.59
  5. Step 5: Solve for x
    x = 690,528,393.59/30,070.26
  6. Step 6: Final answer
    x = 22,963.83

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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.