Home / 21,967.65-32,957.42-7,174.62

Finding the Fourth Proportional to 21,967.65, 32,957.42 and 7,174.62

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Solution

The fourth proportional to 21,967.65, 32,957.42 and 7,174.62 is: 10,763.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,967.65 : 32,957.42 = 7,174.62 : x
  2. Step 2: Convert to fraction form
    21,967.65/32,957.42 = 7,174.62/x
  3. Step 3: Cross multiply
    21,967.65x = 32,957.42 × 7,174.62
  4. Step 4: Simplify right side
    21,967.65x = 236,456,928.81
  5. Step 5: Solve for x
    x = 236,456,928.81/21,967.65
  6. Step 6: Final answer
    x = 10,763.87

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1.5x scale

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.