Home / 40,457.23-55,829.81-22,551.85

Finding the Fourth Proportional to 40,457.23, 55,829.81 and 22,551.85

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Solution

The fourth proportional to 40,457.23, 55,829.81 and 22,551.85 is: 31,120.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,457.23 : 55,829.81 = 22,551.85 : x
  2. Step 2: Convert to fraction form
    40,457.23/55,829.81 = 22,551.85/x
  3. Step 3: Cross multiply
    40,457.23x = 55,829.81 × 22,551.85
  4. Step 4: Simplify right side
    40,457.23x = 1,259,065,248.31
  5. Step 5: Solve for x
    x = 1,259,065,248.31/40,457.23
  6. Step 6: Final answer
    x = 31,120.90

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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.