Home / 40,007.74-55,210.27-22,101.58

Finding the Fourth Proportional to 40,007.74, 55,210.27 and 22,101.58

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Solution

The fourth proportional to 40,007.74, 55,210.27 and 22,101.58 is: 30,499.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,007.74 : 55,210.27 = 22,101.58 : x
  2. Step 2: Convert to fraction form
    40,007.74/55,210.27 = 22,101.58/x
  3. Step 3: Cross multiply
    40,007.74x = 55,210.27 × 22,101.58
  4. Step 4: Simplify right side
    40,007.74x = 1,220,234,199.23
  5. Step 5: Solve for x
    x = 1,220,234,199.23/40,007.74
  6. Step 6: Final answer
    x = 30,499.95

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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.