Home / 43,144.65-64,705.23-14,678.82

Finding the Fourth Proportional to 43,144.65, 64,705.23 and 14,678.82

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Solution

The fourth proportional to 43,144.65, 64,705.23 and 14,678.82 is: 22,014.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,144.65 : 64,705.23 = 14,678.82 : x
  2. Step 2: Convert to fraction form
    43,144.65/64,705.23 = 14,678.82/x
  3. Step 3: Cross multiply
    43,144.65x = 64,705.23 × 14,678.82
  4. Step 4: Simplify right side
    43,144.65x = 949,796,424.23
  5. Step 5: Solve for x
    x = 949,796,424.23/43,144.65
  6. Step 6: Final answer
    x = 22,014.23

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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.