Home / 35,815.26-53,708.96-12,116.46

Finding the Fourth Proportional to 35,815.26, 53,708.96 and 12,116.46

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Solution

The fourth proportional to 35,815.26, 53,708.96 and 12,116.46 is: 18,169.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,815.26 : 53,708.96 = 12,116.46 : x
  2. Step 2: Convert to fraction form
    35,815.26/53,708.96 = 12,116.46/x
  3. Step 3: Cross multiply
    35,815.26x = 53,708.96 × 12,116.46
  4. Step 4: Simplify right side
    35,815.26x = 650,762,465.48
  5. Step 5: Solve for x
    x = 650,762,465.48/35,815.26
  6. Step 6: Final answer
    x = 18,169.98

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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.