Home / 31,035.28-42,753.42-23,063.68

Finding the Fourth Proportional to 31,035.28, 42,753.42 and 23,063.68

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Solution

The fourth proportional to 31,035.28, 42,753.42 and 23,063.68 is: 31,771.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,035.28 : 42,753.42 = 23,063.68 : x
  2. Step 2: Convert to fraction form
    31,035.28/42,753.42 = 23,063.68/x
  3. Step 3: Cross multiply
    31,035.28x = 42,753.42 × 23,063.68
  4. Step 4: Simplify right side
    31,035.28x = 986,051,197.79
  5. Step 5: Solve for x
    x = 986,051,197.79/31,035.28
  6. Step 6: Final answer
    x = 31,771.94

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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.