Home / 51,829.08-77,696.10-18,541.32

Finding the Fourth Proportional to 51,829.08, 77,696.10 and 18,541.32

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Solution

The fourth proportional to 51,829.08, 77,696.10 and 18,541.32 is: 27,794.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,829.08 : 77,696.10 = 18,541.32 : x
  2. Step 2: Convert to fraction form
    51,829.08/77,696.10 = 18,541.32/x
  3. Step 3: Cross multiply
    51,829.08x = 77,696.10 × 18,541.32
  4. Step 4: Simplify right side
    51,829.08x = 1,440,588,252.85
  5. Step 5: Solve for x
    x = 1,440,588,252.85/51,829.08
  6. Step 6: Final answer
    x = 27,794.98

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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.