Home / 35,080.80-52,641.97-12,909.75

Finding the Fourth Proportional to 35,080.80, 52,641.97 and 12,909.75

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Solution

The fourth proportional to 35,080.80, 52,641.97 and 12,909.75 is: 19,372.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,080.80 : 52,641.97 = 12,909.75 : x
  2. Step 2: Convert to fraction form
    35,080.80/52,641.97 = 12,909.75/x
  3. Step 3: Cross multiply
    35,080.80x = 52,641.97 × 12,909.75
  4. Step 4: Simplify right side
    35,080.80x = 679,594,672.21
  5. Step 5: Solve for x
    x = 679,594,672.21/35,080.80
  6. Step 6: Final answer
    x = 19,372.27

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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.