Home / 19,384.58-29,032.59-11,577.38

Finding the Fourth Proportional to 19,384.58, 29,032.59 and 11,577.38

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Solution

The fourth proportional to 19,384.58, 29,032.59 and 11,577.38 is: 17,339.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,384.58 : 29,032.59 = 11,577.38 : x
  2. Step 2: Convert to fraction form
    19,384.58/29,032.59 = 11,577.38/x
  3. Step 3: Cross multiply
    19,384.58x = 29,032.59 × 11,577.38
  4. Step 4: Simplify right side
    19,384.58x = 336,121,326.81
  5. Step 5: Solve for x
    x = 336,121,326.81/19,384.58
  6. Step 6: Final answer
    x = 17,339.62

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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.