Home / 38,993.23-58,483.74-12,697.79

Finding the Fourth Proportional to 38,993.23, 58,483.74 and 12,697.79

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Solution

The fourth proportional to 38,993.23, 58,483.74 and 12,697.79 is: 19,044.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,993.23 : 58,483.74 = 12,697.79 : x
  2. Step 2: Convert to fraction form
    38,993.23/58,483.74 = 12,697.79/x
  3. Step 3: Cross multiply
    38,993.23x = 58,483.74 × 12,697.79
  4. Step 4: Simplify right side
    38,993.23x = 742,614,261.68
  5. Step 5: Solve for x
    x = 742,614,261.68/38,993.23
  6. Step 6: Final answer
    x = 19,044.70

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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.