Home / 40,023-55,232.84-22,119.17

Finding the Fourth Proportional to 40,023, 55,232.84 and 22,119.17

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Solution

The fourth proportional to 40,023, 55,232.84 and 22,119.17 is: 30,525.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,023 : 55,232.84 = 22,119.17 : x
  2. Step 2: Convert to fraction form
    40,023/55,232.84 = 22,119.17/x
  3. Step 3: Cross multiply
    40,023x = 55,232.84 × 22,119.17
  4. Step 4: Simplify right side
    40,023x = 1,221,704,356.68
  5. Step 5: Solve for x
    x = 1,221,704,356.68/40,023
  6. Step 6: Final answer
    x = 30,525.06

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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.