Home / 31,844.48-43,938.24-19,269.12

Finding the Fourth Proportional to 31,844.48, 43,938.24 and 19,269.12

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Solution

The fourth proportional to 31,844.48, 43,938.24 and 19,269.12 is: 26,587.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,844.48 : 43,938.24 = 19,269.12 : x
  2. Step 2: Convert to fraction form
    31,844.48/43,938.24 = 19,269.12/x
  3. Step 3: Cross multiply
    31,844.48x = 43,938.24 × 19,269.12
  4. Step 4: Simplify right side
    31,844.48x = 846,651,219.15
  5. Step 5: Solve for x
    x = 846,651,219.15/31,844.48
  6. Step 6: Final answer
    x = 26,587.06

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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.