Home / 39,355.68-54,291.60-23,435.04

Finding the Fourth Proportional to 39,355.68, 54,291.60 and 23,435.04

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Solution

The fourth proportional to 39,355.68, 54,291.60 and 23,435.04 is: 32,328.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,355.68 : 54,291.60 = 23,435.04 : x
  2. Step 2: Convert to fraction form
    39,355.68/54,291.60 = 23,435.04/x
  3. Step 3: Cross multiply
    39,355.68x = 54,291.60 × 23,435.04
  4. Step 4: Simplify right side
    39,355.68x = 1,272,325,817.66
  5. Step 5: Solve for x
    x = 1,272,325,817.66/39,355.68
  6. Step 6: Final answer
    x = 32,328.90

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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.