Home / 22,678.02-33,871.86-18,003.38

Finding the Fourth Proportional to 22,678.02, 33,871.86 and 18,003.38

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Solution

The fourth proportional to 22,678.02, 33,871.86 and 18,003.38 is: 26,889.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,678.02 : 33,871.86 = 18,003.38 : x
  2. Step 2: Convert to fraction form
    22,678.02/33,871.86 = 18,003.38/x
  3. Step 3: Cross multiply
    22,678.02x = 33,871.86 × 18,003.38
  4. Step 4: Simplify right side
    22,678.02x = 609,807,797.53
  5. Step 5: Solve for x
    x = 609,807,797.53/22,678.02
  6. Step 6: Final answer
    x = 26,889.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.