Home / 43,239.11-64,838.30-22,189.23

Finding the Fourth Proportional to 43,239.11, 64,838.30 and 22,189.23

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Solution

The fourth proportional to 43,239.11, 64,838.30 and 22,189.23 is: 33,273.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,239.11 : 64,838.30 = 22,189.23 : x
  2. Step 2: Convert to fraction form
    43,239.11/64,838.30 = 22,189.23/x
  3. Step 3: Cross multiply
    43,239.11x = 64,838.30 × 22,189.23
  4. Step 4: Simplify right side
    43,239.11x = 1,438,711,840.56
  5. Step 5: Solve for x
    x = 1,438,711,840.56/43,239.11
  6. Step 6: Final answer
    x = 33,273.40

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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.