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Finding the Fourth Proportional to 29,394.47, 40,567.06 and 16,648.17

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Solution

The fourth proportional to 29,394.47, 40,567.06 and 16,648.17 is: 22,975.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,394.47 : 40,567.06 = 16,648.17 : x
  2. Step 2: Convert to fraction form
    29,394.47/40,567.06 = 16,648.17/x
  3. Step 3: Cross multiply
    29,394.47x = 40,567.06 × 16,648.17
  4. Step 4: Simplify right side
    29,394.47x = 675,367,179.96
  5. Step 5: Solve for x
    x = 675,367,179.96/29,394.47
  6. Step 6: Final answer
    x = 22,975.99

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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.