Home / 31,245.96-43,117.62-17,099.08

Finding the Fourth Proportional to 31,245.96, 43,117.62 and 17,099.08

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Solution

The fourth proportional to 31,245.96, 43,117.62 and 17,099.08 is: 23,595.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,245.96 : 43,117.62 = 17,099.08 : x
  2. Step 2: Convert to fraction form
    31,245.96/43,117.62 = 17,099.08/x
  3. Step 3: Cross multiply
    31,245.96x = 43,117.62 × 17,099.08
  4. Step 4: Simplify right side
    31,245.96x = 737,271,633.79
  5. Step 5: Solve for x
    x = 737,271,633.79/31,245.96
  6. Step 6: Final answer
    x = 23,595.74

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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.