Home / 14,104.96-19,460.40-8,135.83

Finding the Fourth Proportional to 14,104.96, 19,460.40 and 8,135.83

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Solution

The fourth proportional to 14,104.96, 19,460.40 and 8,135.83 is: 11,224.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,104.96 : 19,460.40 = 8,135.83 : x
  2. Step 2: Convert to fraction form
    14,104.96/19,460.40 = 8,135.83/x
  3. Step 3: Cross multiply
    14,104.96x = 19,460.40 × 8,135.83
  4. Step 4: Simplify right side
    14,104.96x = 158,326,506.13
  5. Step 5: Solve for x
    x = 158,326,506.13/14,104.96
  6. Step 6: Final answer
    x = 11,224.88

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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.