Home / 39,396.12-54,373.69-23,481.57

Finding the Fourth Proportional to 39,396.12, 54,373.69 and 23,481.57

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Solution

The fourth proportional to 39,396.12, 54,373.69 and 23,481.57 is: 32,408.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,396.12 : 54,373.69 = 23,481.57 : x
  2. Step 2: Convert to fraction form
    39,396.12/54,373.69 = 23,481.57/x
  3. Step 3: Cross multiply
    39,396.12x = 54,373.69 × 23,481.57
  4. Step 4: Simplify right side
    39,396.12x = 1,276,779,607.89
  5. Step 5: Solve for x
    x = 1,276,779,607.89/39,396.12
  6. Step 6: Final answer
    x = 32,408.77

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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.