Home / 46,320.22-69,490.12-17,857.90

Finding the Fourth Proportional to 46,320.22, 69,490.12 and 17,857.90

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Solution

The fourth proportional to 46,320.22, 69,490.12 and 17,857.90 is: 26,790.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,320.22 : 69,490.12 = 17,857.90 : x
  2. Step 2: Convert to fraction form
    46,320.22/69,490.12 = 17,857.90/x
  3. Step 3: Cross multiply
    46,320.22x = 69,490.12 × 17,857.90
  4. Step 4: Simplify right side
    46,320.22x = 1,240,947,613.95
  5. Step 5: Solve for x
    x = 1,240,947,613.95/46,320.22
  6. Step 6: Final answer
    x = 26,790.62

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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.