Home / 18,122.22-25,008.84-10,056.06

Finding the Fourth Proportional to 18,122.22, 25,008.84 and 10,056.06

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Solution

The fourth proportional to 18,122.22, 25,008.84 and 10,056.06 is: 13,877.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,122.22 : 25,008.84 = 10,056.06 : x
  2. Step 2: Convert to fraction form
    18,122.22/25,008.84 = 10,056.06/x
  3. Step 3: Cross multiply
    18,122.22x = 25,008.84 × 10,056.06
  4. Step 4: Simplify right side
    18,122.22x = 251,490,395.57
  5. Step 5: Solve for x
    x = 251,490,395.57/18,122.22
  6. Step 6: Final answer
    x = 13,877.46

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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.