Home / 39,006.35-53,828.78-22,014.21

Finding the Fourth Proportional to 39,006.35, 53,828.78 and 22,014.21

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Solution

The fourth proportional to 39,006.35, 53,828.78 and 22,014.21 is: 30,379.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,006.35 : 53,828.78 = 22,014.21 : x
  2. Step 2: Convert to fraction form
    39,006.35/53,828.78 = 22,014.21/x
  3. Step 3: Cross multiply
    39,006.35x = 53,828.78 × 22,014.21
  4. Step 4: Simplify right side
    39,006.35x = 1,184,998,066.96
  5. Step 5: Solve for x
    x = 1,184,998,066.96/39,006.35
  6. Step 6: Final answer
    x = 30,379.62

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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.