Home / 46,279.15-69,418.11-11,219.11

Finding the Fourth Proportional to 46,279.15, 69,418.11 and 11,219.11

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Solution

The fourth proportional to 46,279.15, 69,418.11 and 11,219.11 is: 16,828.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,279.15 : 69,418.11 = 11,219.11 : x
  2. Step 2: Convert to fraction form
    46,279.15/69,418.11 = 11,219.11/x
  3. Step 3: Cross multiply
    46,279.15x = 69,418.11 × 11,219.11
  4. Step 4: Simplify right side
    46,279.15x = 778,809,280.61
  5. Step 5: Solve for x
    x = 778,809,280.61/46,279.15
  6. Step 6: Final answer
    x = 16,828.51

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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.