Home / 31,506.74-43,479.42-17,359.58

Finding the Fourth Proportional to 31,506.74, 43,479.42 and 17,359.58

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Solution

The fourth proportional to 31,506.74, 43,479.42 and 17,359.58 is: 23,956.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,506.74 : 43,479.42 = 17,359.58 : x
  2. Step 2: Convert to fraction form
    31,506.74/43,479.42 = 17,359.58/x
  3. Step 3: Cross multiply
    31,506.74x = 43,479.42 × 17,359.58
  4. Step 4: Simplify right side
    31,506.74x = 754,784,252.45
  5. Step 5: Solve for x
    x = 754,784,252.45/31,506.74
  6. Step 6: Final answer
    x = 23,956.28

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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.