Home / 39,355.28-59,015.51-11,268.94

Finding the Fourth Proportional to 39,355.28, 59,015.51 and 11,268.94

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Solution

The fourth proportional to 39,355.28, 59,015.51 and 11,268.94 is: 16,898.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,355.28 : 59,015.51 = 11,268.94 : x
  2. Step 2: Convert to fraction form
    39,355.28/59,015.51 = 11,268.94/x
  3. Step 3: Cross multiply
    39,355.28x = 59,015.51 × 11,268.94
  4. Step 4: Simplify right side
    39,355.28x = 665,042,079.63
  5. Step 5: Solve for x
    x = 665,042,079.63/39,355.28
  6. Step 6: Final answer
    x = 16,898.42

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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.