Home / 39,360.06-54,315.09-22,363.92

Finding the Fourth Proportional to 39,360.06, 54,315.09 and 22,363.92

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Solution

The fourth proportional to 39,360.06, 54,315.09 and 22,363.92 is: 30,861.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,360.06 : 54,315.09 = 22,363.92 : x
  2. Step 2: Convert to fraction form
    39,360.06/54,315.09 = 22,363.92/x
  3. Step 3: Cross multiply
    39,360.06x = 54,315.09 × 22,363.92
  4. Step 4: Simplify right side
    39,360.06x = 1,214,698,327.55
  5. Step 5: Solve for x
    x = 1,214,698,327.55/39,360.06
  6. Step 6: Final answer
    x = 30,861.19

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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.