Home / 38,972.72-58,467.74-18,184.88

Finding the Fourth Proportional to 38,972.72, 58,467.74 and 18,184.88

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Solution

The fourth proportional to 38,972.72, 58,467.74 and 18,184.88 is: 27,281.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,972.72 : 58,467.74 = 18,184.88 : x
  2. Step 2: Convert to fraction form
    38,972.72/58,467.74 = 18,184.88/x
  3. Step 3: Cross multiply
    38,972.72x = 58,467.74 × 18,184.88
  4. Step 4: Simplify right side
    38,972.72x = 1,063,228,452.51
  5. Step 5: Solve for x
    x = 1,063,228,452.51/38,972.72
  6. Step 6: Final answer
    x = 27,281.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.