Home / 19,008.28-26,228.60-10,831.96

Finding the Fourth Proportional to 19,008.28, 26,228.60 and 10,831.96

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Solution

The fourth proportional to 19,008.28, 26,228.60 and 10,831.96 is: 14,946.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,008.28 : 26,228.60 = 10,831.96 : x
  2. Step 2: Convert to fraction form
    19,008.28/26,228.60 = 10,831.96/x
  3. Step 3: Cross multiply
    19,008.28x = 26,228.60 × 10,831.96
  4. Step 4: Simplify right side
    19,008.28x = 284,107,146.06
  5. Step 5: Solve for x
    x = 284,107,146.06/19,008.28
  6. Step 6: Final answer
    x = 14,946.49

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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.