Home / 18,460.20-25,475.14-10,076.84

Finding the Fourth Proportional to 18,460.20, 25,475.14 and 10,076.84

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Solution

The fourth proportional to 18,460.20, 25,475.14 and 10,076.84 is: 13,906.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,460.20 : 25,475.14 = 10,076.84 : x
  2. Step 2: Convert to fraction form
    18,460.20/25,475.14 = 10,076.84/x
  3. Step 3: Cross multiply
    18,460.20x = 25,475.14 × 10,076.84
  4. Step 4: Simplify right side
    18,460.20x = 256,708,909.76
  5. Step 5: Solve for x
    x = 256,708,909.76/18,460.20
  6. Step 6: Final answer
    x = 13,906.07

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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.