Home / 49,795.89-68,714.10-28,574.70

Finding the Fourth Proportional to 49,795.89, 68,714.10 and 28,574.70

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Solution

The fourth proportional to 49,795.89, 68,714.10 and 28,574.70 is: 39,430.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,795.89 : 68,714.10 = 28,574.70 : x
  2. Step 2: Convert to fraction form
    49,795.89/68,714.10 = 28,574.70/x
  3. Step 3: Cross multiply
    49,795.89x = 68,714.10 × 28,574.70
  4. Step 4: Simplify right side
    49,795.89x = 1,963,484,793.27
  5. Step 5: Solve for x
    x = 1,963,484,793.27/49,795.89
  6. Step 6: Final answer
    x = 39,430.66

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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.