Home / 31,615.04-43,628.32-17,467.68

Finding the Fourth Proportional to 31,615.04, 43,628.32 and 17,467.68

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Solution

The fourth proportional to 31,615.04, 43,628.32 and 17,467.68 is: 24,105.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,615.04 : 43,628.32 = 17,467.68 : x
  2. Step 2: Convert to fraction form
    31,615.04/43,628.32 = 17,467.68/x
  3. Step 3: Cross multiply
    31,615.04x = 43,628.32 × 17,467.68
  4. Step 4: Simplify right side
    31,615.04x = 762,085,532.70
  5. Step 5: Solve for x
    x = 762,085,532.70/31,615.04
  6. Step 6: Final answer
    x = 24,105.16

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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.