Home / 13,029.55-19,532.64-4,707.61

Finding the Fourth Proportional to 13,029.55, 19,532.64 and 4,707.61

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Solution

The fourth proportional to 13,029.55, 19,532.64 and 4,707.61 is: 7,057.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,029.55 : 19,532.64 = 4,707.61 : x
  2. Step 2: Convert to fraction form
    13,029.55/19,532.64 = 4,707.61/x
  3. Step 3: Cross multiply
    13,029.55x = 19,532.64 × 4,707.61
  4. Step 4: Simplify right side
    13,029.55x = 91,952,051.39
  5. Step 5: Solve for x
    x = 91,952,051.39/13,029.55
  6. Step 6: Final answer
    x = 7,057.19

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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.