Home / 23,840.87-32,899.47-13,231.18

Finding the Fourth Proportional to 23,840.87, 32,899.47 and 13,231.18

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Solution

The fourth proportional to 23,840.87, 32,899.47 and 13,231.18 is: 18,258.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,840.87 : 32,899.47 = 13,231.18 : x
  2. Step 2: Convert to fraction form
    23,840.87/32,899.47 = 13,231.18/x
  3. Step 3: Cross multiply
    23,840.87x = 32,899.47 × 13,231.18
  4. Step 4: Simplify right side
    23,840.87x = 435,298,800.98
  5. Step 5: Solve for x
    x = 435,298,800.98/23,840.87
  6. Step 6: Final answer
    x = 18,258.52

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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.