Home / 14,679.14-20,260.50-11,486.12

Finding the Fourth Proportional to 14,679.14, 20,260.50 and 11,486.12

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Solution

The fourth proportional to 14,679.14, 20,260.50 and 11,486.12 is: 15,853.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,679.14 : 20,260.50 = 11,486.12 : x
  2. Step 2: Convert to fraction form
    14,679.14/20,260.50 = 11,486.12/x
  3. Step 3: Cross multiply
    14,679.14x = 20,260.50 × 11,486.12
  4. Step 4: Simplify right side
    14,679.14x = 232,714,534.26
  5. Step 5: Solve for x
    x = 232,714,534.26/14,679.14
  6. Step 6: Final answer
    x = 15,853.42

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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.