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Finding the Fourth Proportional to 18,593.97, 25,660.02 and 10,210.47

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Solution

The fourth proportional to 18,593.97, 25,660.02 and 10,210.47 is: 14,090.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,593.97 : 25,660.02 = 10,210.47 : x
  2. Step 2: Convert to fraction form
    18,593.97/25,660.02 = 10,210.47/x
  3. Step 3: Cross multiply
    18,593.97x = 25,660.02 × 10,210.47
  4. Step 4: Simplify right side
    18,593.97x = 262,000,864.41
  5. Step 5: Solve for x
    x = 262,000,864.41/18,593.97
  6. Step 6: Final answer
    x = 14,090.64

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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.