Home / 39,683.29-54,765.40-26,231.22

Finding the Fourth Proportional to 39,683.29, 54,765.40 and 26,231.22

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Solution

The fourth proportional to 39,683.29, 54,765.40 and 26,231.22 is: 36,200.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,683.29 : 54,765.40 = 26,231.22 : x
  2. Step 2: Convert to fraction form
    39,683.29/54,765.40 = 26,231.22/x
  3. Step 3: Cross multiply
    39,683.29x = 54,765.40 × 26,231.22
  4. Step 4: Simplify right side
    39,683.29x = 1,436,562,981.96
  5. Step 5: Solve for x
    x = 1,436,562,981.96/39,683.29
  6. Step 6: Final answer
    x = 36,200.70

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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.