Home / 14,914.28-20,551.38-11,536.58

Finding the Fourth Proportional to 14,914.28, 20,551.38 and 11,536.58

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Solution

The fourth proportional to 14,914.28, 20,551.38 and 11,536.58 is: 15,897.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,914.28 : 20,551.38 = 11,536.58 : x
  2. Step 2: Convert to fraction form
    14,914.28/20,551.38 = 11,536.58/x
  3. Step 3: Cross multiply
    14,914.28x = 20,551.38 × 11,536.58
  4. Step 4: Simplify right side
    14,914.28x = 237,092,639.48
  5. Step 5: Solve for x
    x = 237,092,639.48/14,914.28
  6. Step 6: Final answer
    x = 15,897.02

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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.