Home / 39,314.40-54,272.40-23,176.76

Finding the Fourth Proportional to 39,314.40, 54,272.40 and 23,176.76

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Solution

The fourth proportional to 39,314.40, 54,272.40 and 23,176.76 is: 31,994.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,314.40 : 54,272.40 = 23,176.76 : x
  2. Step 2: Convert to fraction form
    39,314.40/54,272.40 = 23,176.76/x
  3. Step 3: Cross multiply
    39,314.40x = 54,272.40 × 23,176.76
  4. Step 4: Simplify right side
    39,314.40x = 1,257,858,389.42
  5. Step 5: Solve for x
    x = 1,257,858,389.42/39,314.40
  6. Step 6: Final answer
    x = 31,994.85

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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.