Home / 28,472.52-42,662.34-23,806.92

Finding the Fourth Proportional to 28,472.52, 42,662.34 and 23,806.92

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Solution

The fourth proportional to 28,472.52, 42,662.34 and 23,806.92 is: 35,671.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,472.52 : 42,662.34 = 23,806.92 : x
  2. Step 2: Convert to fraction form
    28,472.52/42,662.34 = 23,806.92/x
  3. Step 3: Cross multiply
    28,472.52x = 42,662.34 × 23,806.92
  4. Step 4: Simplify right side
    28,472.52x = 1,015,658,915.39
  5. Step 5: Solve for x
    x = 1,015,658,915.39/28,472.52
  6. Step 6: Final answer
    x = 35,671.55

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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.