Home / 18,460.08-25,473.78-10,076.40

Finding the Fourth Proportional to 18,460.08, 25,473.78 and 10,076.40

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Solution

The fourth proportional to 18,460.08, 25,473.78 and 10,076.40 is: 13,904.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,460.08 : 25,473.78 = 10,076.40 : x
  2. Step 2: Convert to fraction form
    18,460.08/25,473.78 = 10,076.40/x
  3. Step 3: Cross multiply
    18,460.08x = 25,473.78 × 10,076.40
  4. Step 4: Simplify right side
    18,460.08x = 256,683,996.79
  5. Step 5: Solve for x
    x = 256,683,996.79/18,460.08
  6. Step 6: Final answer
    x = 13,904.81

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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.