Home / 31,438.27-47,111.08-23,503.56

Finding the Fourth Proportional to 31,438.27, 47,111.08 and 23,503.56

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Solution

The fourth proportional to 31,438.27, 47,111.08 and 23,503.56 is: 35,220.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,438.27 : 47,111.08 = 23,503.56 : x
  2. Step 2: Convert to fraction form
    31,438.27/47,111.08 = 23,503.56/x
  3. Step 3: Cross multiply
    31,438.27x = 47,111.08 × 23,503.56
  4. Step 4: Simplify right side
    31,438.27x = 1,107,278,036.69
  5. Step 5: Solve for x
    x = 1,107,278,036.69/31,438.27
  6. Step 6: Final answer
    x = 35,220.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.