Home / 32,975.55-45,514.50-18,836.58

Finding the Fourth Proportional to 32,975.55, 45,514.50 and 18,836.58

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Solution

The fourth proportional to 32,975.55, 45,514.50 and 18,836.58 is: 25,999.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,975.55 : 45,514.50 = 18,836.58 : x
  2. Step 2: Convert to fraction form
    32,975.55/45,514.50 = 18,836.58/x
  3. Step 3: Cross multiply
    32,975.55x = 45,514.50 × 18,836.58
  4. Step 4: Simplify right side
    32,975.55x = 857,337,520.41
  5. Step 5: Solve for x
    x = 857,337,520.41/32,975.55
  6. Step 6: Final answer
    x = 25,999.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.