Home / 31,608.04-43,600.62-19,675.22

Finding the Fourth Proportional to 31,608.04, 43,600.62 and 19,675.22

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Solution

The fourth proportional to 31,608.04, 43,600.62 and 19,675.22 is: 27,140.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,608.04 : 43,600.62 = 19,675.22 : x
  2. Step 2: Convert to fraction form
    31,608.04/43,600.62 = 19,675.22/x
  3. Step 3: Cross multiply
    31,608.04x = 43,600.62 × 19,675.22
  4. Step 4: Simplify right side
    31,608.04x = 857,851,569.39
  5. Step 5: Solve for x
    x = 857,851,569.39/31,608.04
  6. Step 6: Final answer
    x = 27,140.30

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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.