Home / 18,460.18-25,475.66-10,076.68

Finding the Fourth Proportional to 18,460.18, 25,475.66 and 10,076.68

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Solution

The fourth proportional to 18,460.18, 25,475.66 and 10,076.68 is: 13,906.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,460.18 : 25,475.66 = 10,076.68 : x
  2. Step 2: Convert to fraction form
    18,460.18/25,475.66 = 10,076.68/x
  3. Step 3: Cross multiply
    18,460.18x = 25,475.66 × 10,076.68
  4. Step 4: Simplify right side
    18,460.18x = 256,710,073.61
  5. Step 5: Solve for x
    x = 256,710,073.61/18,460.18
  6. Step 6: Final answer
    x = 13,906.15

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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.