Home / 14,863.48-20,507.52-9,195.51

Finding the Fourth Proportional to 14,863.48, 20,507.52 and 9,195.51

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Solution

The fourth proportional to 14,863.48, 20,507.52 and 9,195.51 is: 12,687.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,863.48 : 20,507.52 = 9,195.51 : x
  2. Step 2: Convert to fraction form
    14,863.48/20,507.52 = 9,195.51/x
  3. Step 3: Cross multiply
    14,863.48x = 20,507.52 × 9,195.51
  4. Step 4: Simplify right side
    14,863.48x = 188,577,105.24
  5. Step 5: Solve for x
    x = 188,577,105.24/14,863.48
  6. Step 6: Final answer
    x = 12,687.28

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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.