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Finding the Fourth Proportional to 34,274.40, 51,411.60 and 32,913.60

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Solution

The fourth proportional to 34,274.40, 51,411.60 and 32,913.60 is: 49,370.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,274.40 : 51,411.60 = 32,913.60 : x
  2. Step 2: Convert to fraction form
    34,274.40/51,411.60 = 32,913.60/x
  3. Step 3: Cross multiply
    34,274.40x = 51,411.60 × 32,913.60
  4. Step 4: Simplify right side
    34,274.40x = 1,692,140,837.76
  5. Step 5: Solve for x
    x = 1,692,140,837.76/34,274.40
  6. Step 6: Final answer
    x = 49,370.40

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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.