Home / 38,342.64-57,516.36-12,048.36

Finding the Fourth Proportional to 38,342.64, 57,516.36 and 12,048.36

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Solution

The fourth proportional to 38,342.64, 57,516.36 and 12,048.36 is: 18,073.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,342.64 : 57,516.36 = 12,048.36 : x
  2. Step 2: Convert to fraction form
    38,342.64/57,516.36 = 12,048.36/x
  3. Step 3: Cross multiply
    38,342.64x = 57,516.36 × 12,048.36
  4. Step 4: Simplify right side
    38,342.64x = 692,977,811.17
  5. Step 5: Solve for x
    x = 692,977,811.17/38,342.64
  6. Step 6: Final answer
    x = 18,073.29

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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.