Home / 19,508.84-29,273.50-7,200.36

Finding the Fourth Proportional to 19,508.84, 29,273.50 and 7,200.36

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Solution

The fourth proportional to 19,508.84, 29,273.50 and 7,200.36 is: 10,804.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,508.84 : 29,273.50 = 7,200.36 : x
  2. Step 2: Convert to fraction form
    19,508.84/29,273.50 = 7,200.36/x
  3. Step 3: Cross multiply
    19,508.84x = 29,273.50 × 7,200.36
  4. Step 4: Simplify right side
    19,508.84x = 210,779,738.46
  5. Step 5: Solve for x
    x = 210,779,738.46/19,508.84
  6. Step 6: Final answer
    x = 10,804.32

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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.