Home / 18,009.02-24,852.22-9,942.74

Finding the Fourth Proportional to 18,009.02, 24,852.22 and 9,942.74

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Solution

The fourth proportional to 18,009.02, 24,852.22 and 9,942.74 is: 13,720.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,009.02 : 24,852.22 = 9,942.74 : x
  2. Step 2: Convert to fraction form
    18,009.02/24,852.22 = 9,942.74/x
  3. Step 3: Cross multiply
    18,009.02x = 24,852.22 × 9,942.74
  4. Step 4: Simplify right side
    18,009.02x = 247,099,149.46
  5. Step 5: Solve for x
    x = 247,099,149.46/18,009.02
  6. Step 6: Final answer
    x = 13,720.86

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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.