Home / 51,136.08-76,679.76-17,852.08

Finding the Fourth Proportional to 51,136.08, 76,679.76 and 17,852.08

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Solution

The fourth proportional to 51,136.08, 76,679.76 and 17,852.08 is: 26,769.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,136.08 : 76,679.76 = 17,852.08 : x
  2. Step 2: Convert to fraction form
    51,136.08/76,679.76 = 17,852.08/x
  3. Step 3: Cross multiply
    51,136.08x = 76,679.76 × 17,852.08
  4. Step 4: Simplify right side
    51,136.08x = 1,368,893,209.90
  5. Step 5: Solve for x
    x = 1,368,893,209.90/51,136.08
  6. Step 6: Final answer
    x = 26,769.62

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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.