Home / 31,153.08-46,711.67-21,304.29

Finding the Fourth Proportional to 31,153.08, 46,711.67 and 21,304.29

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Solution

The fourth proportional to 31,153.08, 46,711.67 and 21,304.29 is: 31,944.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,153.08 : 46,711.67 = 21,304.29 : x
  2. Step 2: Convert to fraction form
    31,153.08/46,711.67 = 21,304.29/x
  3. Step 3: Cross multiply
    31,153.08x = 46,711.67 × 21,304.29
  4. Step 4: Simplify right side
    31,153.08x = 995,158,857.54
  5. Step 5: Solve for x
    x = 995,158,857.54/31,153.08
  6. Step 6: Final answer
    x = 31,944.16

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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.