Home / 51,225.28-76,841.88-19,650.48

Finding the Fourth Proportional to 51,225.28, 76,841.88 and 19,650.48

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Solution

The fourth proportional to 51,225.28, 76,841.88 and 19,650.48 is: 29,477.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,225.28 : 76,841.88 = 19,650.48 : x
  2. Step 2: Convert to fraction form
    51,225.28/76,841.88 = 19,650.48/x
  3. Step 3: Cross multiply
    51,225.28x = 76,841.88 × 19,650.48
  4. Step 4: Simplify right side
    51,225.28x = 1,509,979,826.10
  5. Step 5: Solve for x
    x = 1,509,979,826.10/51,225.28
  6. Step 6: Final answer
    x = 29,477.24

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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.