Home / 13,831.08-19,112.40-10,467.96

Finding the Fourth Proportional to 13,831.08, 19,112.40 and 10,467.96

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Solution

The fourth proportional to 13,831.08, 19,112.40 and 10,467.96 is: 14,465.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,831.08 : 19,112.40 = 10,467.96 : x
  2. Step 2: Convert to fraction form
    13,831.08/19,112.40 = 10,467.96/x
  3. Step 3: Cross multiply
    13,831.08x = 19,112.40 × 10,467.96
  4. Step 4: Simplify right side
    13,831.08x = 200,067,838.70
  5. Step 5: Solve for x
    x = 200,067,838.70/13,831.08
  6. Step 6: Final answer
    x = 14,465.09

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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.