Home / 31,018.91-46,524.51-9,957.29

Finding the Fourth Proportional to 31,018.91, 46,524.51 and 9,957.29

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Solution

The fourth proportional to 31,018.91, 46,524.51 and 9,957.29 is: 14,934.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,018.91 : 46,524.51 = 9,957.29 : x
  2. Step 2: Convert to fraction form
    31,018.91/46,524.51 = 9,957.29/x
  3. Step 3: Cross multiply
    31,018.91x = 46,524.51 × 9,957.29
  4. Step 4: Simplify right side
    31,018.91x = 463,257,805.56
  5. Step 5: Solve for x
    x = 463,257,805.56/31,018.91
  6. Step 6: Final answer
    x = 14,934.69

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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.