Home / 34,145.02-51,216.92-13,079.35

Finding the Fourth Proportional to 34,145.02, 51,216.92 and 13,079.35

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Solution

The fourth proportional to 34,145.02, 51,216.92 and 13,079.35 is: 19,618.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,145.02 : 51,216.92 = 13,079.35 : x
  2. Step 2: Convert to fraction form
    34,145.02/51,216.92 = 13,079.35/x
  3. Step 3: Cross multiply
    34,145.02x = 51,216.92 × 13,079.35
  4. Step 4: Simplify right side
    34,145.02x = 669,883,829.16
  5. Step 5: Solve for x
    x = 669,883,829.16/34,145.02
  6. Step 6: Final answer
    x = 19,618.79

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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.