Home / 19,232.32-28,831.38-7,553.68

Finding the Fourth Proportional to 19,232.32, 28,831.38 and 7,553.68

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Solution

The fourth proportional to 19,232.32, 28,831.38 and 7,553.68 is: 11,323.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,232.32 : 28,831.38 = 7,553.68 : x
  2. Step 2: Convert to fraction form
    19,232.32/28,831.38 = 7,553.68/x
  3. Step 3: Cross multiply
    19,232.32x = 28,831.38 × 7,553.68
  4. Step 4: Simplify right side
    19,232.32x = 217,783,018.48
  5. Step 5: Solve for x
    x = 217,783,018.48/19,232.32
  6. Step 6: Final answer
    x = 11,323.80

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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.