Home / 42,004.22-62,989.92-18,614.25

Finding the Fourth Proportional to 42,004.22, 62,989.92 and 18,614.25

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Solution

The fourth proportional to 42,004.22, 62,989.92 and 18,614.25 is: 27,914.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,004.22 : 62,989.92 = 18,614.25 : x
  2. Step 2: Convert to fraction form
    42,004.22/62,989.92 = 18,614.25/x
  3. Step 3: Cross multiply
    42,004.22x = 62,989.92 × 18,614.25
  4. Step 4: Simplify right side
    42,004.22x = 1,172,510,118.36
  5. Step 5: Solve for x
    x = 1,172,510,118.36/42,004.22
  6. Step 6: Final answer
    x = 27,914.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.