Home / 31,743.02-43,804.11-17,402.54

Finding the Fourth Proportional to 31,743.02, 43,804.11 and 17,402.54

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Solution

The fourth proportional to 31,743.02, 43,804.11 and 17,402.54 is: 24,014.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,743.02 : 43,804.11 = 17,402.54 : x
  2. Step 2: Convert to fraction form
    31,743.02/43,804.11 = 17,402.54/x
  3. Step 3: Cross multiply
    31,743.02x = 43,804.11 × 17,402.54
  4. Step 4: Simplify right side
    31,743.02x = 762,302,776.44
  5. Step 5: Solve for x
    x = 762,302,776.44/31,743.02
  6. Step 6: Final answer
    x = 24,014.82

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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.