Home / 11,529.81-17,292.93-7,398.71

Finding the Fourth Proportional to 11,529.81, 17,292.93 and 7,398.71

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Solution

The fourth proportional to 11,529.81, 17,292.93 and 7,398.71 is: 11,096.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,529.81 : 17,292.93 = 7,398.71 : x
  2. Step 2: Convert to fraction form
    11,529.81/17,292.93 = 7,398.71/x
  3. Step 3: Cross multiply
    11,529.81x = 17,292.93 × 7,398.71
  4. Step 4: Simplify right side
    11,529.81x = 127,945,287.66
  5. Step 5: Solve for x
    x = 127,945,287.66/11,529.81
  6. Step 6: Final answer
    x = 11,096.91

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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.