Home / 31,679.61-43,736.05-23,657.49

Finding the Fourth Proportional to 31,679.61, 43,736.05 and 23,657.49

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Solution

The fourth proportional to 31,679.61, 43,736.05 and 23,657.49 is: 32,660.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,679.61 : 43,736.05 = 23,657.49 : x
  2. Step 2: Convert to fraction form
    31,679.61/43,736.05 = 23,657.49/x
  3. Step 3: Cross multiply
    31,679.61x = 43,736.05 × 23,657.49
  4. Step 4: Simplify right side
    31,679.61x = 1,034,685,318.09
  5. Step 5: Solve for x
    x = 1,034,685,318.09/31,679.61
  6. Step 6: Final answer
    x = 32,660.93

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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.