Home / 29,116.60-43,664.10-10,391.63

Finding the Fourth Proportional to 29,116.60, 43,664.10 and 10,391.63

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Solution

The fourth proportional to 29,116.60, 43,664.10 and 10,391.63 is: 15,583.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,116.60 : 43,664.10 = 10,391.63 : x
  2. Step 2: Convert to fraction form
    29,116.60/43,664.10 = 10,391.63/x
  3. Step 3: Cross multiply
    29,116.60x = 43,664.10 × 10,391.63
  4. Step 4: Simplify right side
    29,116.60x = 453,740,914.19
  5. Step 5: Solve for x
    x = 453,740,914.19/29,116.60
  6. Step 6: Final answer
    x = 15,583.58

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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.