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Finding the Fourth Proportional to 19,913.79, 29,875.02 and 6,062.43

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Solution

The fourth proportional to 19,913.79, 29,875.02 and 6,062.43 is: 9,094.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,913.79 : 29,875.02 = 6,062.43 : x
  2. Step 2: Convert to fraction form
    19,913.79/29,875.02 = 6,062.43/x
  3. Step 3: Cross multiply
    19,913.79x = 29,875.02 × 6,062.43
  4. Step 4: Simplify right side
    19,913.79x = 181,115,217.50
  5. Step 5: Solve for x
    x = 181,115,217.50/19,913.79
  6. Step 6: Final answer
    x = 9,094.96

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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.