Home / 32,867.96-45,357.77-18,722.12

Finding the Fourth Proportional to 32,867.96, 45,357.77 and 18,722.12

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Solution

The fourth proportional to 32,867.96, 45,357.77 and 18,722.12 is: 25,836.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,867.96 : 45,357.77 = 18,722.12 : x
  2. Step 2: Convert to fraction form
    32,867.96/45,357.77 = 18,722.12/x
  3. Step 3: Cross multiply
    32,867.96x = 45,357.77 × 18,722.12
  4. Step 4: Simplify right side
    32,867.96x = 849,193,612.87
  5. Step 5: Solve for x
    x = 849,193,612.87/32,867.96
  6. Step 6: Final answer
    x = 25,836.52

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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.