Home / 41,277.92-61,920.98-12,821.63

Finding the Fourth Proportional to 41,277.92, 61,920.98 and 12,821.63

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Solution

The fourth proportional to 41,277.92, 61,920.98 and 12,821.63 is: 19,233.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,277.92 : 61,920.98 = 12,821.63 : x
  2. Step 2: Convert to fraction form
    41,277.92/61,920.98 = 12,821.63/x
  3. Step 3: Cross multiply
    41,277.92x = 61,920.98 × 12,821.63
  4. Step 4: Simplify right side
    41,277.92x = 793,927,785.32
  5. Step 5: Solve for x
    x = 793,927,785.32/41,277.92
  6. Step 6: Final answer
    x = 19,233.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.