Home / 43,179.08-64,727.10-22,129.08

Finding the Fourth Proportional to 43,179.08, 64,727.10 and 22,129.08

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Solution

The fourth proportional to 43,179.08, 64,727.10 and 22,129.08 is: 33,172.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,179.08 : 64,727.10 = 22,129.08 : x
  2. Step 2: Convert to fraction form
    43,179.08/64,727.10 = 22,129.08/x
  3. Step 3: Cross multiply
    43,179.08x = 64,727.10 × 22,129.08
  4. Step 4: Simplify right side
    43,179.08x = 1,432,351,174.07
  5. Step 5: Solve for x
    x = 1,432,351,174.07/43,179.08
  6. Step 6: Final answer
    x = 33,172.34

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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.