Home / 40,239.99-55,530.33-22,333.92

Finding the Fourth Proportional to 40,239.99, 55,530.33 and 22,333.92

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Solution

The fourth proportional to 40,239.99, 55,530.33 and 22,333.92 is: 30,820.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,239.99 : 55,530.33 = 22,333.92 : x
  2. Step 2: Convert to fraction form
    40,239.99/55,530.33 = 22,333.92/x
  3. Step 3: Cross multiply
    40,239.99x = 55,530.33 × 22,333.92
  4. Step 4: Simplify right side
    40,239.99x = 1,240,209,947.79
  5. Step 5: Solve for x
    x = 1,240,209,947.79/40,239.99
  6. Step 6: Final answer
    x = 30,820.33

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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.