Home / 31,299.84-43,194.15-17,152.38

Finding the Fourth Proportional to 31,299.84, 43,194.15 and 17,152.38

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Solution

The fourth proportional to 31,299.84, 43,194.15 and 17,152.38 is: 23,670.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,299.84 : 43,194.15 = 17,152.38 : x
  2. Step 2: Convert to fraction form
    31,299.84/43,194.15 = 17,152.38/x
  3. Step 3: Cross multiply
    31,299.84x = 43,194.15 × 17,152.38
  4. Step 4: Simplify right side
    31,299.84x = 740,882,474.58
  5. Step 5: Solve for x
    x = 740,882,474.58/31,299.84
  6. Step 6: Final answer
    x = 23,670.49

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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.