Home / 31,795.72-43,854.45-22,236.10

Finding the Fourth Proportional to 31,795.72, 43,854.45 and 22,236.10

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Solution

The fourth proportional to 31,795.72, 43,854.45 and 22,236.10 is: 30,669.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,795.72 : 43,854.45 = 22,236.10 : x
  2. Step 2: Convert to fraction form
    31,795.72/43,854.45 = 22,236.10/x
  3. Step 3: Cross multiply
    31,795.72x = 43,854.45 × 22,236.10
  4. Step 4: Simplify right side
    31,795.72x = 975,151,742.62
  5. Step 5: Solve for x
    x = 975,151,742.62/31,795.72
  6. Step 6: Final answer
    x = 30,669.28

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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.