Home / 35,321.40-52,982.10-15,589.80

Finding the Fourth Proportional to 35,321.40, 52,982.10 and 15,589.80

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Solution

The fourth proportional to 35,321.40, 52,982.10 and 15,589.80 is: 23,384.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,321.40 : 52,982.10 = 15,589.80 : x
  2. Step 2: Convert to fraction form
    35,321.40/52,982.10 = 15,589.80/x
  3. Step 3: Cross multiply
    35,321.40x = 52,982.10 × 15,589.80
  4. Step 4: Simplify right side
    35,321.40x = 825,980,342.58
  5. Step 5: Solve for x
    x = 825,980,342.58/35,321.40
  6. Step 6: Final answer
    x = 23,384.70

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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.