Home / 14,896.13-20,560.37-8,612.15

Finding the Fourth Proportional to 14,896.13, 20,560.37 and 8,612.15

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Solution

The fourth proportional to 14,896.13, 20,560.37 and 8,612.15 is: 11,886.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,896.13 : 20,560.37 = 8,612.15 : x
  2. Step 2: Convert to fraction form
    14,896.13/20,560.37 = 8,612.15/x
  3. Step 3: Cross multiply
    14,896.13x = 20,560.37 × 8,612.15
  4. Step 4: Simplify right side
    14,896.13x = 177,068,844.63
  5. Step 5: Solve for x
    x = 177,068,844.63/14,896.13
  6. Step 6: Final answer
    x = 11,886.91

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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.