Home / 15,219.92-22,831.70-5,360.19

Finding the Fourth Proportional to 15,219.92, 22,831.70 and 5,360.19

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Solution

The fourth proportional to 15,219.92, 22,831.70 and 5,360.19 is: 8,040.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,219.92 : 22,831.70 = 5,360.19 : x
  2. Step 2: Convert to fraction form
    15,219.92/22,831.70 = 5,360.19/x
  3. Step 3: Cross multiply
    15,219.92x = 22,831.70 × 5,360.19
  4. Step 4: Simplify right side
    15,219.92x = 122,382,223.22
  5. Step 5: Solve for x
    x = 122,382,223.22/15,219.92
  6. Step 6: Final answer
    x = 8,040.93

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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.