Home / 46,279.71-69,418.89-11,219.13

Finding the Fourth Proportional to 46,279.71, 69,418.89 and 11,219.13

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Solution

The fourth proportional to 46,279.71, 69,418.89 and 11,219.13 is: 16,828.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,279.71 : 69,418.89 = 11,219.13 : x
  2. Step 2: Convert to fraction form
    46,279.71/69,418.89 = 11,219.13/x
  3. Step 3: Cross multiply
    46,279.71x = 69,418.89 × 11,219.13
  4. Step 4: Simplify right side
    46,279.71x = 778,819,551.37
  5. Step 5: Solve for x
    x = 778,819,551.37/46,279.71
  6. Step 6: Final answer
    x = 16,828.53

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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.