Home / 31,506.94-43,479.57-17,360.09

Finding the Fourth Proportional to 31,506.94, 43,479.57 and 17,360.09

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Solution

The fourth proportional to 31,506.94, 43,479.57 and 17,360.09 is: 23,956.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,506.94 : 43,479.57 = 17,360.09 : x
  2. Step 2: Convert to fraction form
    31,506.94/43,479.57 = 17,360.09/x
  3. Step 3: Cross multiply
    31,506.94x = 43,479.57 × 17,360.09
  4. Step 4: Simplify right side
    31,506.94x = 754,809,248.36
  5. Step 5: Solve for x
    x = 754,809,248.36/31,506.94
  6. Step 6: Final answer
    x = 23,956.92

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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.