Home / 16,777.90-23,150.91-9,704.98

Finding the Fourth Proportional to 16,777.90, 23,150.91 and 9,704.98

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Solution

The fourth proportional to 16,777.90, 23,150.91 and 9,704.98 is: 13,391.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,777.90 : 23,150.91 = 9,704.98 : x
  2. Step 2: Convert to fraction form
    16,777.90/23,150.91 = 9,704.98/x
  3. Step 3: Cross multiply
    16,777.90x = 23,150.91 × 9,704.98
  4. Step 4: Simplify right side
    16,777.90x = 224,679,118.53
  5. Step 5: Solve for x
    x = 224,679,118.53/16,777.90
  6. Step 6: Final answer
    x = 13,391.37

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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.