Home / 18,460.10-25,474.56-10,076.60

Finding the Fourth Proportional to 18,460.10, 25,474.56 and 10,076.60

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Solution

The fourth proportional to 18,460.10, 25,474.56 and 10,076.60 is: 13,905.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,460.10 : 25,474.56 = 10,076.60 : x
  2. Step 2: Convert to fraction form
    18,460.10/25,474.56 = 10,076.60/x
  3. Step 3: Cross multiply
    18,460.10x = 25,474.56 × 10,076.60
  4. Step 4: Simplify right side
    18,460.10x = 256,696,951.30
  5. Step 5: Solve for x
    x = 256,696,951.30/18,460.10
  6. Step 6: Final answer
    x = 13,905.50

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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.