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Finding the Fourth Proportional to 35,276.31, 52,914.47 and 8,980.07

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Solution

The fourth proportional to 35,276.31, 52,914.47 and 8,980.07 is: 13,470.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,276.31 : 52,914.47 = 8,980.07 : x
  2. Step 2: Convert to fraction form
    35,276.31/52,914.47 = 8,980.07/x
  3. Step 3: Cross multiply
    35,276.31x = 52,914.47 × 8,980.07
  4. Step 4: Simplify right side
    35,276.31x = 475,175,335.14
  5. Step 5: Solve for x
    x = 475,175,335.14/35,276.31
  6. Step 6: Final answer
    x = 13,470.10

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1.5x scale

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.