Home / 31,847.56-43,953.78-19,272.52

Finding the Fourth Proportional to 31,847.56, 43,953.78 and 19,272.52

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Solution

The fourth proportional to 31,847.56, 43,953.78 and 19,272.52 is: 26,598.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,847.56 : 43,953.78 = 19,272.52 : x
  2. Step 2: Convert to fraction form
    31,847.56/43,953.78 = 19,272.52/x
  3. Step 3: Cross multiply
    31,847.56x = 43,953.78 × 19,272.52
  4. Step 4: Simplify right side
    31,847.56x = 847,100,104.13
  5. Step 5: Solve for x
    x = 847,100,104.13/31,847.56
  6. Step 6: Final answer
    x = 26,598.59

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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.