Home / 32,683.05-45,101.34-18,536.40

Finding the Fourth Proportional to 32,683.05, 45,101.34 and 18,536.40

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Solution

The fourth proportional to 32,683.05, 45,101.34 and 18,536.40 is: 25,579.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,683.05 : 45,101.34 = 18,536.40 : x
  2. Step 2: Convert to fraction form
    32,683.05/45,101.34 = 18,536.40/x
  3. Step 3: Cross multiply
    32,683.05x = 45,101.34 × 18,536.40
  4. Step 4: Simplify right side
    32,683.05x = 836,016,478.78
  5. Step 5: Solve for x
    x = 836,016,478.78/32,683.05
  6. Step 6: Final answer
    x = 25,579.51

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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.