Home / 31,552.18-43,541.94-17,405.08

Finding the Fourth Proportional to 31,552.18, 43,541.94 and 17,405.08

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Solution

The fourth proportional to 31,552.18, 43,541.94 and 17,405.08 is: 24,018.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,552.18 : 43,541.94 = 17,405.08 : x
  2. Step 2: Convert to fraction form
    31,552.18/43,541.94 = 17,405.08/x
  3. Step 3: Cross multiply
    31,552.18x = 43,541.94 × 17,405.08
  4. Step 4: Simplify right side
    31,552.18x = 757,850,949.06
  5. Step 5: Solve for x
    x = 757,850,949.06/31,552.18
  6. Step 6: Final answer
    x = 24,018.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.