Home / 40,239.48-55,529.65-22,333.42

Finding the Fourth Proportional to 40,239.48, 55,529.65 and 22,333.42

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Solution

The fourth proportional to 40,239.48, 55,529.65 and 22,333.42 is: 30,819.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,239.48 : 55,529.65 = 22,333.42 : x
  2. Step 2: Convert to fraction form
    40,239.48/55,529.65 = 22,333.42/x
  3. Step 3: Cross multiply
    40,239.48x = 55,529.65 × 22,333.42
  4. Step 4: Simplify right side
    40,239.48x = 1,240,166,995.90
  5. Step 5: Solve for x
    x = 1,240,166,995.90/40,239.48
  6. Step 6: Final answer
    x = 30,819.66

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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.