Home / 33,867.12-46,737.33-20,269.23

Finding the Fourth Proportional to 33,867.12, 46,737.33 and 20,269.23

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Solution

The fourth proportional to 33,867.12, 46,737.33 and 20,269.23 is: 27,971.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,867.12 : 46,737.33 = 20,269.23 : x
  2. Step 2: Convert to fraction form
    33,867.12/46,737.33 = 20,269.23/x
  3. Step 3: Cross multiply
    33,867.12x = 46,737.33 × 20,269.23
  4. Step 4: Simplify right side
    33,867.12x = 947,329,440.08
  5. Step 5: Solve for x
    x = 947,329,440.08/33,867.12
  6. Step 6: Final answer
    x = 27,971.95

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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.