Home / 51,484.01-71,039.70-28,823.95

Finding the Fourth Proportional to 51,484.01, 71,039.70 and 28,823.95

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Solution

The fourth proportional to 51,484.01, 71,039.70 and 28,823.95 is: 39,772.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,484.01 : 71,039.70 = 28,823.95 : x
  2. Step 2: Convert to fraction form
    51,484.01/71,039.70 = 28,823.95/x
  3. Step 3: Cross multiply
    51,484.01x = 71,039.70 × 28,823.95
  4. Step 4: Simplify right side
    51,484.01x = 2,047,644,760.82
  5. Step 5: Solve for x
    x = 2,047,644,760.82/51,484.01
  6. Step 6: Final answer
    x = 39,772.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.