Home / 39,381.54-54,352.08-23,466.30

Finding the Fourth Proportional to 39,381.54, 54,352.08 and 23,466.30

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Solution

The fourth proportional to 39,381.54, 54,352.08 and 23,466.30 is: 32,386.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,381.54 : 54,352.08 = 23,466.30 : x
  2. Step 2: Convert to fraction form
    39,381.54/54,352.08 = 23,466.30/x
  3. Step 3: Cross multiply
    39,381.54x = 54,352.08 × 23,466.30
  4. Step 4: Simplify right side
    39,381.54x = 1,275,442,214.90
  5. Step 5: Solve for x
    x = 1,275,442,214.90/39,381.54
  6. Step 6: Final answer
    x = 32,386.80

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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.