Home / 51,299.98-70,795.08-28,329.72

Finding the Fourth Proportional to 51,299.98, 70,795.08 and 28,329.72

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Solution

The fourth proportional to 51,299.98, 70,795.08 and 28,329.72 is: 39,095.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,299.98 : 70,795.08 = 28,329.72 : x
  2. Step 2: Convert to fraction form
    51,299.98/70,795.08 = 28,329.72/x
  3. Step 3: Cross multiply
    51,299.98x = 70,795.08 × 28,329.72
  4. Step 4: Simplify right side
    51,299.98x = 2,005,604,793.78
  5. Step 5: Solve for x
    x = 2,005,604,793.78/51,299.98
  6. Step 6: Final answer
    x = 39,095.63

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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.