Home / 13,831.66-19,087.95-7,544.26

Finding the Fourth Proportional to 13,831.66, 19,087.95 and 7,544.26

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Solution

The fourth proportional to 13,831.66, 19,087.95 and 7,544.26 is: 10,411.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,831.66 : 19,087.95 = 7,544.26 : x
  2. Step 2: Convert to fraction form
    13,831.66/19,087.95 = 7,544.26/x
  3. Step 3: Cross multiply
    13,831.66x = 19,087.95 × 7,544.26
  4. Step 4: Simplify right side
    13,831.66x = 144,004,457.67
  5. Step 5: Solve for x
    x = 144,004,457.67/13,831.66
  6. Step 6: Final answer
    x = 10,411.22

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