Home / 39,369.87-54,321.98-23,459.58

Finding the Fourth Proportional to 39,369.87, 54,321.98 and 23,459.58

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Solution

The fourth proportional to 39,369.87, 54,321.98 and 23,459.58 is: 32,369.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,369.87 : 54,321.98 = 23,459.58 : x
  2. Step 2: Convert to fraction form
    39,369.87/54,321.98 = 23,459.58/x
  3. Step 3: Cross multiply
    39,369.87x = 54,321.98 × 23,459.58
  4. Step 4: Simplify right side
    39,369.87x = 1,274,370,718.27
  5. Step 5: Solve for x
    x = 1,274,370,718.27/39,369.87
  6. Step 6: Final answer
    x = 32,369.19

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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.