Home / 19,384.20-29,055.13-8,297.48

Finding the Fourth Proportional to 19,384.20, 29,055.13 and 8,297.48

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Solution

The fourth proportional to 19,384.20, 29,055.13 and 8,297.48 is: 12,437.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,384.20 : 29,055.13 = 8,297.48 : x
  2. Step 2: Convert to fraction form
    19,384.20/29,055.13 = 8,297.48/x
  3. Step 3: Cross multiply
    19,384.20x = 29,055.13 × 8,297.48
  4. Step 4: Simplify right side
    19,384.20x = 241,084,411.97
  5. Step 5: Solve for x
    x = 241,084,411.97/19,384.20
  6. Step 6: Final answer
    x = 12,437.16

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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.