Home / 46,338.16-69,540.84-31,511.92

Finding the Fourth Proportional to 46,338.16, 69,540.84 and 31,511.92

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Solution

The fourth proportional to 46,338.16, 69,540.84 and 31,511.92 is: 47,290.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,338.16 : 69,540.84 = 31,511.92 : x
  2. Step 2: Convert to fraction form
    46,338.16/69,540.84 = 31,511.92/x
  3. Step 3: Cross multiply
    46,338.16x = 69,540.84 × 31,511.92
  4. Step 4: Simplify right side
    46,338.16x = 2,191,365,386.81
  5. Step 5: Solve for x
    x = 2,191,365,386.81/46,338.16
  6. Step 6: Final answer
    x = 47,290.73

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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.