Home / 32,113.68-44,309.61-20,172.66

Finding the Fourth Proportional to 32,113.68, 44,309.61 and 20,172.66

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Solution

The fourth proportional to 32,113.68, 44,309.61 and 20,172.66 is: 27,833.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,113.68 : 44,309.61 = 20,172.66 : x
  2. Step 2: Convert to fraction form
    32,113.68/44,309.61 = 20,172.66/x
  3. Step 3: Cross multiply
    32,113.68x = 44,309.61 × 20,172.66
  4. Step 4: Simplify right side
    32,113.68x = 893,842,697.26
  5. Step 5: Solve for x
    x = 893,842,697.26/32,113.68
  6. Step 6: Final answer
    x = 27,833.71

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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.