Home / 40,550.60-55,954.28-22,643.31

Finding the Fourth Proportional to 40,550.60, 55,954.28 and 22,643.31

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Solution

The fourth proportional to 40,550.60, 55,954.28 and 22,643.31 is: 31,244.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,550.60 : 55,954.28 = 22,643.31 : x
  2. Step 2: Convert to fraction form
    40,550.60/55,954.28 = 22,643.31/x
  3. Step 3: Cross multiply
    40,550.60x = 55,954.28 × 22,643.31
  4. Step 4: Simplify right side
    40,550.60x = 1,266,989,994.65
  5. Step 5: Solve for x
    x = 1,266,989,994.65/40,550.60
  6. Step 6: Final answer
    x = 31,244.67

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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.