Home / 31,252.76-46,879.68-11,521.16

Finding the Fourth Proportional to 31,252.76, 46,879.68 and 11,521.16

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Solution

The fourth proportional to 31,252.76, 46,879.68 and 11,521.16 is: 17,281.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,252.76 : 46,879.68 = 11,521.16 : x
  2. Step 2: Convert to fraction form
    31,252.76/46,879.68 = 11,521.16/x
  3. Step 3: Cross multiply
    31,252.76x = 46,879.68 × 11,521.16
  4. Step 4: Simplify right side
    31,252.76x = 540,108,294.03
  5. Step 5: Solve for x
    x = 540,108,294.03/31,252.76
  6. Step 6: Final answer
    x = 17,281.94

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1.5x scale

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.