Home / 14,134.59-19,504.85-8,165.29

Finding the Fourth Proportional to 14,134.59, 19,504.85 and 8,165.29

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Solution

The fourth proportional to 14,134.59, 19,504.85 and 8,165.29 is: 11,267.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,134.59 : 19,504.85 = 8,165.29 : x
  2. Step 2: Convert to fraction form
    14,134.59/19,504.85 = 8,165.29/x
  3. Step 3: Cross multiply
    14,134.59x = 19,504.85 × 8,165.29
  4. Step 4: Simplify right side
    14,134.59x = 159,262,756.66
  5. Step 5: Solve for x
    x = 159,262,756.66/14,134.59
  6. Step 6: Final answer
    x = 11,267.59

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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.