Home / 19,566.30-29,207.37-18,124.50

Finding the Fourth Proportional to 19,566.30, 29,207.37 and 18,124.50

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Solution

The fourth proportional to 19,566.30, 29,207.37 and 18,124.50 is: 27,055.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,566.30 : 29,207.37 = 18,124.50 : x
  2. Step 2: Convert to fraction form
    19,566.30/29,207.37 = 18,124.50/x
  3. Step 3: Cross multiply
    19,566.30x = 29,207.37 × 18,124.50
  4. Step 4: Simplify right side
    19,566.30x = 529,368,977.57
  5. Step 5: Solve for x
    x = 529,368,977.57/19,566.30
  6. Step 6: Final answer
    x = 27,055.14

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.