Home / 31,624.26-43,640.28-17,476.80

Finding the Fourth Proportional to 31,624.26, 43,640.28 and 17,476.80

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Solution

The fourth proportional to 31,624.26, 43,640.28 and 17,476.80 is: 24,117.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,624.26 : 43,640.28 = 17,476.80 : x
  2. Step 2: Convert to fraction form
    31,624.26/43,640.28 = 17,476.80/x
  3. Step 3: Cross multiply
    31,624.26x = 43,640.28 × 17,476.80
  4. Step 4: Simplify right side
    31,624.26x = 762,692,445.50
  5. Step 5: Solve for x
    x = 762,692,445.50/31,624.26
  6. Step 6: Final answer
    x = 24,117.32

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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.