Home / 32,683.68-45,102.15-18,536.22

Finding the Fourth Proportional to 32,683.68, 45,102.15 and 18,536.22

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Solution

The fourth proportional to 32,683.68, 45,102.15 and 18,536.22 is: 25,579.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,683.68 : 45,102.15 = 18,536.22 : x
  2. Step 2: Convert to fraction form
    32,683.68/45,102.15 = 18,536.22/x
  3. Step 3: Cross multiply
    32,683.68x = 45,102.15 × 18,536.22
  4. Step 4: Simplify right side
    32,683.68x = 836,023,374.87
  5. Step 5: Solve for x
    x = 836,023,374.87/32,683.68
  6. Step 6: Final answer
    x = 25,579.23

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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.