Home / 51,215.02-76,812.80-16,145.26

Finding the Fourth Proportional to 51,215.02, 76,812.80 and 16,145.26

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Solution

The fourth proportional to 51,215.02, 76,812.80 and 16,145.26 is: 24,214.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,215.02 : 76,812.80 = 16,145.26 : x
  2. Step 2: Convert to fraction form
    51,215.02/76,812.80 = 16,145.26/x
  3. Step 3: Cross multiply
    51,215.02x = 76,812.80 × 16,145.26
  4. Step 4: Simplify right side
    51,215.02x = 1,240,162,627.33
  5. Step 5: Solve for x
    x = 1,240,162,627.33/51,215.02
  6. Step 6: Final answer
    x = 24,214.82

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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.