Home / 39,355.17-59,015.37-11,268.86

Finding the Fourth Proportional to 39,355.17, 59,015.37 and 11,268.86

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Solution

The fourth proportional to 39,355.17, 59,015.37 and 11,268.86 is: 16,898.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,355.17 : 59,015.37 = 11,268.86 : x
  2. Step 2: Convert to fraction form
    39,355.17/59,015.37 = 11,268.86/x
  3. Step 3: Cross multiply
    39,355.17x = 59,015.37 × 11,268.86
  4. Step 4: Simplify right side
    39,355.17x = 665,035,626.17
  5. Step 5: Solve for x
    x = 665,035,626.17/39,355.17
  6. Step 6: Final answer
    x = 16,898.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.