Home / 15,638.22-23,457.44-3,951.44

Finding the Fourth Proportional to 15,638.22, 23,457.44 and 3,951.44

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Solution

The fourth proportional to 15,638.22, 23,457.44 and 3,951.44 is: 5,927.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,638.22 : 23,457.44 = 3,951.44 : x
  2. Step 2: Convert to fraction form
    15,638.22/23,457.44 = 3,951.44/x
  3. Step 3: Cross multiply
    15,638.22x = 23,457.44 × 3,951.44
  4. Step 4: Simplify right side
    15,638.22x = 92,690,666.71
  5. Step 5: Solve for x
    x = 92,690,666.71/15,638.22
  6. Step 6: Final answer
    x = 5,927.19

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1.5x scale

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.