Home / 25,283.20-37,946.40-11,264.80

Finding the Fourth Proportional to 25,283.20, 37,946.40 and 11,264.80

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Solution

The fourth proportional to 25,283.20, 37,946.40 and 11,264.80 is: 16,906.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,283.20 : 37,946.40 = 11,264.80 : x
  2. Step 2: Convert to fraction form
    25,283.20/37,946.40 = 11,264.80/x
  3. Step 3: Cross multiply
    25,283.20x = 37,946.40 × 11,264.80
  4. Step 4: Simplify right side
    25,283.20x = 427,458,606.72
  5. Step 5: Solve for x
    x = 427,458,606.72/25,283.20
  6. Step 6: Final answer
    x = 16,906.82

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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.