Home / 13,150.90-19,714.60-4,828.98

Finding the Fourth Proportional to 13,150.90, 19,714.60 and 4,828.98

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Solution

The fourth proportional to 13,150.90, 19,714.60 and 4,828.98 is: 7,239.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,150.90 : 19,714.60 = 4,828.98 : x
  2. Step 2: Convert to fraction form
    13,150.90/19,714.60 = 4,828.98/x
  3. Step 3: Cross multiply
    13,150.90x = 19,714.60 × 4,828.98
  4. Step 4: Simplify right side
    13,150.90x = 95,201,409.11
  5. Step 5: Solve for x
    x = 95,201,409.11/13,150.90
  6. Step 6: Final answer
    x = 7,239.16

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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.