Home / 46,405.91-69,610.23-11,345.57

Finding the Fourth Proportional to 46,405.91, 69,610.23 and 11,345.57

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Solution

The fourth proportional to 46,405.91, 69,610.23 and 11,345.57 is: 17,018.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,405.91 : 69,610.23 = 11,345.57 : x
  2. Step 2: Convert to fraction form
    46,405.91/69,610.23 = 11,345.57/x
  3. Step 3: Cross multiply
    46,405.91x = 69,610.23 × 11,345.57
  4. Step 4: Simplify right side
    46,405.91x = 789,767,332.40
  5. Step 5: Solve for x
    x = 789,767,332.40/46,405.91
  6. Step 6: Final answer
    x = 17,018.68

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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.