Home / 14,146.48-19,516.43-8,481.47

Finding the Fourth Proportional to 14,146.48, 19,516.43 and 8,481.47

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Solution

The fourth proportional to 14,146.48, 19,516.43 and 8,481.47 is: 11,701.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,146.48 : 19,516.43 = 8,481.47 : x
  2. Step 2: Convert to fraction form
    14,146.48/19,516.43 = 8,481.47/x
  3. Step 3: Cross multiply
    14,146.48x = 19,516.43 × 8,481.47
  4. Step 4: Simplify right side
    14,146.48x = 165,527,973.14
  5. Step 5: Solve for x
    x = 165,527,973.14/14,146.48
  6. Step 6: Final answer
    x = 11,701.00

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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.