Home / 23,639.34-32,622.40-13,028.75

Finding the Fourth Proportional to 23,639.34, 32,622.40 and 13,028.75

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Solution

The fourth proportional to 23,639.34, 32,622.40 and 13,028.75 is: 17,979.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,639.34 : 32,622.40 = 13,028.75 : x
  2. Step 2: Convert to fraction form
    23,639.34/32,622.40 = 13,028.75/x
  3. Step 3: Cross multiply
    23,639.34x = 32,622.40 × 13,028.75
  4. Step 4: Simplify right side
    23,639.34x = 425,028,996.22
  5. Step 5: Solve for x
    x = 425,028,996.22/23,639.34
  6. Step 6: Final answer
    x = 17,979.73

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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.