Home / 31,237.33-43,108.65-17,806.41

Finding the Fourth Proportional to 31,237.33, 43,108.65 and 17,806.41

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Solution

The fourth proportional to 31,237.33, 43,108.65 and 17,806.41 is: 24,573.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,237.33 : 43,108.65 = 17,806.41 : x
  2. Step 2: Convert to fraction form
    31,237.33/43,108.65 = 17,806.41/x
  3. Step 3: Cross multiply
    31,237.33x = 43,108.65 × 17,806.41
  4. Step 4: Simplify right side
    31,237.33x = 767,610,296.45
  5. Step 5: Solve for x
    x = 767,610,296.45/31,237.33
  6. Step 6: Final answer
    x = 24,573.49

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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.