Home / 19,615.34-29,419.97-5,576.02

Finding the Fourth Proportional to 19,615.34, 29,419.97 and 5,576.02

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Solution

The fourth proportional to 19,615.34, 29,419.97 and 5,576.02 is: 8,363.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,615.34 : 29,419.97 = 5,576.02 : x
  2. Step 2: Convert to fraction form
    19,615.34/29,419.97 = 5,576.02/x
  3. Step 3: Cross multiply
    19,615.34x = 29,419.97 × 5,576.02
  4. Step 4: Simplify right side
    19,615.34x = 164,046,341.12
  5. Step 5: Solve for x
    x = 164,046,341.12/19,615.34
  6. Step 6: Final answer
    x = 8,363.17

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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.