Home / 16,991.90-25,475.94-6,462.53

Finding the Fourth Proportional to 16,991.90, 25,475.94 and 6,462.53

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Solution

The fourth proportional to 16,991.90, 25,475.94 and 6,462.53 is: 9,689.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,991.90 : 25,475.94 = 6,462.53 : x
  2. Step 2: Convert to fraction form
    16,991.90/25,475.94 = 6,462.53/x
  3. Step 3: Cross multiply
    16,991.90x = 25,475.94 × 6,462.53
  4. Step 4: Simplify right side
    16,991.90x = 164,638,899.15
  5. Step 5: Solve for x
    x = 164,638,899.15/16,991.90
  6. Step 6: Final answer
    x = 9,689.26

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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.