Home / 19,518.54-29,271.75-7,036.95

Finding the Fourth Proportional to 19,518.54, 29,271.75 and 7,036.95

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Solution

The fourth proportional to 19,518.54, 29,271.75 and 7,036.95 is: 10,553.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,518.54 : 29,271.75 = 7,036.95 : x
  2. Step 2: Convert to fraction form
    19,518.54/29,271.75 = 7,036.95/x
  3. Step 3: Cross multiply
    19,518.54x = 29,271.75 × 7,036.95
  4. Step 4: Simplify right side
    19,518.54x = 205,983,694.80
  5. Step 5: Solve for x
    x = 205,983,694.80/19,518.54
  6. Step 6: Final answer
    x = 10,553.24

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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.