Home / 31,703.33-43,750.05-17,555.87

Finding the Fourth Proportional to 31,703.33, 43,750.05 and 17,555.87

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Solution

The fourth proportional to 31,703.33, 43,750.05 and 17,555.87 is: 24,226.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,703.33 : 43,750.05 = 17,555.87 : x
  2. Step 2: Convert to fraction form
    31,703.33/43,750.05 = 17,555.87/x
  3. Step 3: Cross multiply
    31,703.33x = 43,750.05 × 17,555.87
  4. Step 4: Simplify right side
    31,703.33x = 768,070,190.29
  5. Step 5: Solve for x
    x = 768,070,190.29/31,703.33
  6. Step 6: Final answer
    x = 24,226.80

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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.