Home / 31,769.89-43,842.66-17,623.64

Finding the Fourth Proportional to 31,769.89, 43,842.66 and 17,623.64

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Solution

The fourth proportional to 31,769.89, 43,842.66 and 17,623.64 is: 24,320.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,769.89 : 43,842.66 = 17,623.64 : x
  2. Step 2: Convert to fraction form
    31,769.89/43,842.66 = 17,623.64/x
  3. Step 3: Cross multiply
    31,769.89x = 43,842.66 × 17,623.64
  4. Step 4: Simplify right side
    31,769.89x = 772,667,256.48
  5. Step 5: Solve for x
    x = 772,667,256.48/31,769.89
  6. Step 6: Final answer
    x = 24,320.74

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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.