Home / 40,336.68-55,668.24-22,431.36

Finding the Fourth Proportional to 40,336.68, 55,668.24 and 22,431.36

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Solution

The fourth proportional to 40,336.68, 55,668.24 and 22,431.36 is: 30,957.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,336.68 : 55,668.24 = 22,431.36 : x
  2. Step 2: Convert to fraction form
    40,336.68/55,668.24 = 22,431.36/x
  3. Step 3: Cross multiply
    40,336.68x = 55,668.24 × 22,431.36
  4. Step 4: Simplify right side
    40,336.68x = 1,248,714,332.01
  5. Step 5: Solve for x
    x = 1,248,714,332.01/40,336.68
  6. Step 6: Final answer
    x = 30,957.29

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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.