Home / 18,122.02-25,009.89-10,056.43

Finding the Fourth Proportional to 18,122.02, 25,009.89 and 10,056.43

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Solution

The fourth proportional to 18,122.02, 25,009.89 and 10,056.43 is: 13,878.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,122.02 : 25,009.89 = 10,056.43 : x
  2. Step 2: Convert to fraction form
    18,122.02/25,009.89 = 10,056.43/x
  3. Step 3: Cross multiply
    18,122.02x = 25,009.89 × 10,056.43
  4. Step 4: Simplify right side
    18,122.02x = 251,510,208.09
  5. Step 5: Solve for x
    x = 251,510,208.09/18,122.02
  6. Step 6: Final answer
    x = 13,878.71

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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.