Home / 19,385.08-29,033.34-11,577.88

Finding the Fourth Proportional to 19,385.08, 29,033.34 and 11,577.88

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Solution

The fourth proportional to 19,385.08, 29,033.34 and 11,577.88 is: 17,340.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,385.08 : 29,033.34 = 11,577.88 : x
  2. Step 2: Convert to fraction form
    19,385.08/29,033.34 = 11,577.88/x
  3. Step 3: Cross multiply
    19,385.08x = 29,033.34 × 11,577.88
  4. Step 4: Simplify right side
    19,385.08x = 336,144,526.52
  5. Step 5: Solve for x
    x = 336,144,526.52/19,385.08
  6. Step 6: Final answer
    x = 17,340.37

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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.