Home / 31,109.67-46,660.14-8,924.94

Finding the Fourth Proportional to 31,109.67, 46,660.14 and 8,924.94

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Solution

The fourth proportional to 31,109.67, 46,660.14 and 8,924.94 is: 13,386.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,109.67 : 46,660.14 = 8,924.94 : x
  2. Step 2: Convert to fraction form
    31,109.67/46,660.14 = 8,924.94/x
  3. Step 3: Cross multiply
    31,109.67x = 46,660.14 × 8,924.94
  4. Step 4: Simplify right side
    31,109.67x = 416,438,949.89
  5. Step 5: Solve for x
    x = 416,438,949.89/31,109.67
  6. Step 6: Final answer
    x = 13,386.16

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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.