Home / 39,558.60-54,588.12-22,563.57

Finding the Fourth Proportional to 39,558.60, 54,588.12 and 22,563.57

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Solution

The fourth proportional to 39,558.60, 54,588.12 and 22,563.57 is: 31,136.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,558.60 : 54,588.12 = 22,563.57 : x
  2. Step 2: Convert to fraction form
    39,558.60/54,588.12 = 22,563.57/x
  3. Step 3: Cross multiply
    39,558.60x = 54,588.12 × 22,563.57
  4. Step 4: Simplify right side
    39,558.60x = 1,231,702,866.79
  5. Step 5: Solve for x
    x = 1,231,702,866.79/39,558.60
  6. Step 6: Final answer
    x = 31,136.16

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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.