Home / 40,987.76-56,558.40-23,082.32

Finding the Fourth Proportional to 40,987.76, 56,558.40 and 23,082.32

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Solution

The fourth proportional to 40,987.76, 56,558.40 and 23,082.32 is: 31,850.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,987.76 : 56,558.40 = 23,082.32 : x
  2. Step 2: Convert to fraction form
    40,987.76/56,558.40 = 23,082.32/x
  3. Step 3: Cross multiply
    40,987.76x = 56,558.40 × 23,082.32
  4. Step 4: Simplify right side
    40,987.76x = 1,305,499,087.49
  5. Step 5: Solve for x
    x = 1,305,499,087.49/40,987.76
  6. Step 6: Final answer
    x = 31,850.95

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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.