Home / 31,778.19-43,852.86-17,632.08

Finding the Fourth Proportional to 31,778.19, 43,852.86 and 17,632.08

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Solution

The fourth proportional to 31,778.19, 43,852.86 and 17,632.08 is: 24,331.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,778.19 : 43,852.86 = 17,632.08 : x
  2. Step 2: Convert to fraction form
    31,778.19/43,852.86 = 17,632.08/x
  3. Step 3: Cross multiply
    31,778.19x = 43,852.86 × 17,632.08
  4. Step 4: Simplify right side
    31,778.19x = 773,217,135.75
  5. Step 5: Solve for x
    x = 773,217,135.75/31,778.19
  6. Step 6: Final answer
    x = 24,331.69

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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.