Home / 32,860.53-45,364.59-20,132.19

Finding the Fourth Proportional to 32,860.53, 45,364.59 and 20,132.19

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Solution

The fourth proportional to 32,860.53, 45,364.59 and 20,132.19 is: 27,792.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,860.53 : 45,364.59 = 20,132.19 : x
  2. Step 2: Convert to fraction form
    32,860.53/45,364.59 = 20,132.19/x
  3. Step 3: Cross multiply
    32,860.53x = 45,364.59 × 20,132.19
  4. Step 4: Simplify right side
    32,860.53x = 913,288,545.15
  5. Step 5: Solve for x
    x = 913,288,545.15/32,860.53
  6. Step 6: Final answer
    x = 27,792.87

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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.