Home / 22,000.08-30,331.52-14,028.48

Finding the Fourth Proportional to 22,000.08, 30,331.52 and 14,028.48

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Solution

The fourth proportional to 22,000.08, 30,331.52 and 14,028.48 is: 19,341.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,000.08 : 30,331.52 = 14,028.48 : x
  2. Step 2: Convert to fraction form
    22,000.08/30,331.52 = 14,028.48/x
  3. Step 3: Cross multiply
    22,000.08x = 30,331.52 × 14,028.48
  4. Step 4: Simplify right side
    22,000.08x = 425,505,121.69
  5. Step 5: Solve for x
    x = 425,505,121.69/22,000.08
  6. Step 6: Final answer
    x = 19,341.07

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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.