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Finding the Fourth Proportional to 35,326.71, 52,970.10 and 11,627.87

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Solution

The fourth proportional to 35,326.71, 52,970.10 and 11,627.87 is: 17,435.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,326.71 : 52,970.10 = 11,627.87 : x
  2. Step 2: Convert to fraction form
    35,326.71/52,970.10 = 11,627.87/x
  3. Step 3: Cross multiply
    35,326.71x = 52,970.10 × 11,627.87
  4. Step 4: Simplify right side
    35,326.71x = 615,929,171.84
  5. Step 5: Solve for x
    x = 615,929,171.84/35,326.71
  6. Step 6: Final answer
    x = 17,435.23

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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.