Home / 35,589.80-53,370.30-12,204.20

Finding the Fourth Proportional to 35,589.80, 53,370.30 and 12,204.20

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Solution

The fourth proportional to 35,589.80, 53,370.30 and 12,204.20 is: 18,301.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,589.80 : 53,370.30 = 12,204.20 : x
  2. Step 2: Convert to fraction form
    35,589.80/53,370.30 = 12,204.20/x
  3. Step 3: Cross multiply
    35,589.80x = 53,370.30 × 12,204.20
  4. Step 4: Simplify right side
    35,589.80x = 651,341,815.26
  5. Step 5: Solve for x
    x = 651,341,815.26/35,589.80
  6. Step 6: Final answer
    x = 18,301.36

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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.