Home / 23,250.21-32,084.60-12,639.57

Finding the Fourth Proportional to 23,250.21, 32,084.60 and 12,639.57

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Solution

The fourth proportional to 23,250.21, 32,084.60 and 12,639.57 is: 17,442.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,250.21 : 32,084.60 = 12,639.57 : x
  2. Step 2: Convert to fraction form
    23,250.21/32,084.60 = 12,639.57/x
  3. Step 3: Cross multiply
    23,250.21x = 32,084.60 × 12,639.57
  4. Step 4: Simplify right side
    23,250.21x = 405,535,484.42
  5. Step 5: Solve for x
    x = 405,535,484.42/23,250.21
  6. Step 6: Final answer
    x = 17,442.23

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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.