Home / 31,935.68-47,928.12-25,710.94

Finding the Fourth Proportional to 31,935.68, 47,928.12 and 25,710.94

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Solution

The fourth proportional to 31,935.68, 47,928.12 and 25,710.94 is: 38,586.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,935.68 : 47,928.12 = 25,710.94 : x
  2. Step 2: Convert to fraction form
    31,935.68/47,928.12 = 25,710.94/x
  3. Step 3: Cross multiply
    31,935.68x = 47,928.12 × 25,710.94
  4. Step 4: Simplify right side
    31,935.68x = 1,232,277,125.75
  5. Step 5: Solve for x
    x = 1,232,277,125.75/31,935.68
  6. Step 6: Final answer
    x = 38,586.22

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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.