Home / 23,250.25-32,085.27-12,639.81

Finding the Fourth Proportional to 23,250.25, 32,085.27 and 12,639.81

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Solution

The fourth proportional to 23,250.25, 32,085.27 and 12,639.81 is: 17,442.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,250.25 : 32,085.27 = 12,639.81 : x
  2. Step 2: Convert to fraction form
    23,250.25/32,085.27 = 12,639.81/x
  3. Step 3: Cross multiply
    23,250.25x = 32,085.27 × 12,639.81
  4. Step 4: Simplify right side
    23,250.25x = 405,551,716.60
  5. Step 5: Solve for x
    x = 405,551,716.60/23,250.25
  6. Step 6: Final answer
    x = 17,442.90

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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.