Home / 15,769.42-23,621.33-7,456.09

Finding the Fourth Proportional to 15,769.42, 23,621.33 and 7,456.09

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Solution

The fourth proportional to 15,769.42, 23,621.33 and 7,456.09 is: 11,168.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,769.42 : 23,621.33 = 7,456.09 : x
  2. Step 2: Convert to fraction form
    15,769.42/23,621.33 = 7,456.09/x
  3. Step 3: Cross multiply
    15,769.42x = 23,621.33 × 7,456.09
  4. Step 4: Simplify right side
    15,769.42x = 176,122,666.07
  5. Step 5: Solve for x
    x = 176,122,666.07/15,769.42
  6. Step 6: Final answer
    x = 11,168.62

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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.