Home / 14,135.57-19,500.35-8,467.59

Finding the Fourth Proportional to 14,135.57, 19,500.35 and 8,467.59

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Solution

The fourth proportional to 14,135.57, 19,500.35 and 8,467.59 is: 11,681.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,135.57 : 19,500.35 = 8,467.59 : x
  2. Step 2: Convert to fraction form
    14,135.57/19,500.35 = 8,467.59/x
  3. Step 3: Cross multiply
    14,135.57x = 19,500.35 × 8,467.59
  4. Step 4: Simplify right side
    14,135.57x = 165,120,999.44
  5. Step 5: Solve for x
    x = 165,120,999.44/14,135.57
  6. Step 6: Final answer
    x = 11,681.24

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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.