Home / 39,638.24-54,702.47-23,719.62

Finding the Fourth Proportional to 39,638.24, 54,702.47 and 23,719.62

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Solution

The fourth proportional to 39,638.24, 54,702.47 and 23,719.62 is: 32,734.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,638.24 : 54,702.47 = 23,719.62 : x
  2. Step 2: Convert to fraction form
    39,638.24/54,702.47 = 23,719.62/x
  3. Step 3: Cross multiply
    39,638.24x = 54,702.47 × 23,719.62
  4. Step 4: Simplify right side
    39,638.24x = 1,297,521,860.76
  5. Step 5: Solve for x
    x = 1,297,521,860.76/39,638.24
  6. Step 6: Final answer
    x = 32,734.10

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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.