Home / 13,100.48-19,651.17-4,335.16

Finding the Fourth Proportional to 13,100.48, 19,651.17 and 4,335.16

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Solution

The fourth proportional to 13,100.48, 19,651.17 and 4,335.16 is: 6,502.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,100.48 : 19,651.17 = 4,335.16 : x
  2. Step 2: Convert to fraction form
    13,100.48/19,651.17 = 4,335.16/x
  3. Step 3: Cross multiply
    13,100.48x = 19,651.17 × 4,335.16
  4. Step 4: Simplify right side
    13,100.48x = 85,190,846.21
  5. Step 5: Solve for x
    x = 85,190,846.21/13,100.48
  6. Step 6: Final answer
    x = 6,502.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.