Home / 19,444.37-26,831.69-11,485.11

Finding the Fourth Proportional to 19,444.37, 26,831.69 and 11,485.11

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Solution

The fourth proportional to 19,444.37, 26,831.69 and 11,485.11 is: 15,848.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,444.37 : 26,831.69 = 11,485.11 : x
  2. Step 2: Convert to fraction form
    19,444.37/26,831.69 = 11,485.11/x
  3. Step 3: Cross multiply
    19,444.37x = 26,831.69 × 11,485.11
  4. Step 4: Simplify right side
    19,444.37x = 308,164,911.14
  5. Step 5: Solve for x
    x = 308,164,911.14/19,444.37
  6. Step 6: Final answer
    x = 15,848.54

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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.