Home / 40,558.42-55,970.03-22,653.68

Finding the Fourth Proportional to 40,558.42, 55,970.03 and 22,653.68

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Solution

The fourth proportional to 40,558.42, 55,970.03 and 22,653.68 is: 31,261.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,558.42 : 55,970.03 = 22,653.68 : x
  2. Step 2: Convert to fraction form
    40,558.42/55,970.03 = 22,653.68/x
  3. Step 3: Cross multiply
    40,558.42x = 55,970.03 × 22,653.68
  4. Step 4: Simplify right side
    40,558.42x = 1,267,927,149.21
  5. Step 5: Solve for x
    x = 1,267,927,149.21/40,558.42
  6. Step 6: Final answer
    x = 31,261.75

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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.