Home / 40,525.11-55,925.25-22,621.47

Finding the Fourth Proportional to 40,525.11, 55,925.25 and 22,621.47

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Solution

The fourth proportional to 40,525.11, 55,925.25 and 22,621.47 is: 31,217.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,525.11 : 55,925.25 = 22,621.47 : x
  2. Step 2: Convert to fraction form
    40,525.11/55,925.25 = 22,621.47/x
  3. Step 3: Cross multiply
    40,525.11x = 55,925.25 × 22,621.47
  4. Step 4: Simplify right side
    40,525.11x = 1,265,111,365.12
  5. Step 5: Solve for x
    x = 1,265,111,365.12/40,525.11
  6. Step 6: Final answer
    x = 31,217.96

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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.