Home / 21,639.60-32,461.29-6,057.27

Finding the Fourth Proportional to 21,639.60, 32,461.29 and 6,057.27

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Solution

The fourth proportional to 21,639.60, 32,461.29 and 6,057.27 is: 9,086.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,639.60 : 32,461.29 = 6,057.27 : x
  2. Step 2: Convert to fraction form
    21,639.60/32,461.29 = 6,057.27/x
  3. Step 3: Cross multiply
    21,639.60x = 32,461.29 × 6,057.27
  4. Step 4: Simplify right side
    21,639.60x = 196,626,798.08
  5. Step 5: Solve for x
    x = 196,626,798.08/21,639.60
  6. Step 6: Final answer
    x = 9,086.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.