Home / 31,424.96-43,365.33-17,277.69

Finding the Fourth Proportional to 31,424.96, 43,365.33 and 17,277.69

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Solution

The fourth proportional to 31,424.96, 43,365.33 and 17,277.69 is: 23,842.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,424.96 : 43,365.33 = 17,277.69 : x
  2. Step 2: Convert to fraction form
    31,424.96/43,365.33 = 17,277.69/x
  3. Step 3: Cross multiply
    31,424.96x = 43,365.33 × 17,277.69
  4. Step 4: Simplify right side
    31,424.96x = 749,252,728.49
  5. Step 5: Solve for x
    x = 749,252,728.49/31,424.96
  6. Step 6: Final answer
    x = 23,842.60

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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.