Home / 43,263-64,838.58-22,185.54

Finding the Fourth Proportional to 43,263, 64,838.58 and 22,185.54

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Solution

The fourth proportional to 43,263, 64,838.58 and 22,185.54 is: 33,249.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,263 : 64,838.58 = 22,185.54 : x
  2. Step 2: Convert to fraction form
    43,263/64,838.58 = 22,185.54/x
  3. Step 3: Cross multiply
    43,263x = 64,838.58 × 22,185.54
  4. Step 4: Simplify right side
    43,263x = 1,438,478,910.13
  5. Step 5: Solve for x
    x = 1,438,478,910.13/43,263
  6. Step 6: Final answer
    x = 33,249.63

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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.