Home / 51,096.66-70,513.39-28,740.66

Finding the Fourth Proportional to 51,096.66, 70,513.39 and 28,740.66

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Solution

The fourth proportional to 51,096.66, 70,513.39 and 28,740.66 is: 39,662.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,096.66 : 70,513.39 = 28,740.66 : x
  2. Step 2: Convert to fraction form
    51,096.66/70,513.39 = 28,740.66/x
  3. Step 3: Cross multiply
    51,096.66x = 70,513.39 × 28,740.66
  4. Step 4: Simplify right side
    51,096.66x = 2,026,600,977.27
  5. Step 5: Solve for x
    x = 2,026,600,977.27/51,096.66
  6. Step 6: Final answer
    x = 39,662.11

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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.