Home / 46,386.92-69,583.25-13,109.54

Finding the Fourth Proportional to 46,386.92, 69,583.25 and 13,109.54

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Solution

The fourth proportional to 46,386.92, 69,583.25 and 13,109.54 is: 19,665.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,386.92 : 69,583.25 = 13,109.54 : x
  2. Step 2: Convert to fraction form
    46,386.92/69,583.25 = 13,109.54/x
  3. Step 3: Cross multiply
    46,386.92x = 69,583.25 × 13,109.54
  4. Step 4: Simplify right side
    46,386.92x = 912,204,084.06
  5. Step 5: Solve for x
    x = 912,204,084.06/46,386.92
  6. Step 6: Final answer
    x = 19,665.11

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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.