Home / 19,443.64-26,831.64-10,946.24

Finding the Fourth Proportional to 19,443.64, 26,831.64 and 10,946.24

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Solution

The fourth proportional to 19,443.64, 26,831.64 and 10,946.24 is: 15,105.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,443.64 : 26,831.64 = 10,946.24 : x
  2. Step 2: Convert to fraction form
    19,443.64/26,831.64 = 10,946.24/x
  3. Step 3: Cross multiply
    19,443.64x = 26,831.64 × 10,946.24
  4. Step 4: Simplify right side
    19,443.64x = 293,705,571.03
  5. Step 5: Solve for x
    x = 293,705,571.03/19,443.64
  6. Step 6: Final answer
    x = 15,105.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.