Home / 40,435.76-55,799.84-23,668.40

Finding the Fourth Proportional to 40,435.76, 55,799.84 and 23,668.40

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Solution

The fourth proportional to 40,435.76, 55,799.84 and 23,668.40 is: 32,661.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,435.76 : 55,799.84 = 23,668.40 : x
  2. Step 2: Convert to fraction form
    40,435.76/55,799.84 = 23,668.40/x
  3. Step 3: Cross multiply
    40,435.76x = 55,799.84 × 23,668.40
  4. Step 4: Simplify right side
    40,435.76x = 1,320,692,933.06
  5. Step 5: Solve for x
    x = 1,320,692,933.06/40,435.76
  6. Step 6: Final answer
    x = 32,661.51

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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.