Home / 16,489.98-22,757.28-9,317.41

Finding the Fourth Proportional to 16,489.98, 22,757.28 and 9,317.41

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Solution

The fourth proportional to 16,489.98, 22,757.28 and 9,317.41 is: 12,858.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,489.98 : 22,757.28 = 9,317.41 : x
  2. Step 2: Convert to fraction form
    16,489.98/22,757.28 = 9,317.41/x
  3. Step 3: Cross multiply
    16,489.98x = 22,757.28 × 9,317.41
  4. Step 4: Simplify right side
    16,489.98x = 212,038,908.24
  5. Step 5: Solve for x
    x = 212,038,908.24/16,489.98
  6. Step 6: Final answer
    x = 12,858.65

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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.