Home / 17,772.46-26,637.48-8,271.99

Finding the Fourth Proportional to 17,772.46, 26,637.48 and 8,271.99

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Solution

The fourth proportional to 17,772.46, 26,637.48 and 8,271.99 is: 12,398.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,772.46 : 26,637.48 = 8,271.99 : x
  2. Step 2: Convert to fraction form
    17,772.46/26,637.48 = 8,271.99/x
  3. Step 3: Cross multiply
    17,772.46x = 26,637.48 × 8,271.99
  4. Step 4: Simplify right side
    17,772.46x = 220,344,968.19
  5. Step 5: Solve for x
    x = 220,344,968.19/17,772.46
  6. Step 6: Final answer
    x = 12,398.11

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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.