Home / 36,831.60-55,295.58-21,866.04

Finding the Fourth Proportional to 36,831.60, 55,295.58 and 21,866.04

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Solution

The fourth proportional to 36,831.60, 55,295.58 and 21,866.04 is: 32,827.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,831.60 : 55,295.58 = 21,866.04 : x
  2. Step 2: Convert to fraction form
    36,831.60/55,295.58 = 21,866.04/x
  3. Step 3: Cross multiply
    36,831.60x = 55,295.58 × 21,866.04
  4. Step 4: Simplify right side
    36,831.60x = 1,209,095,364.10
  5. Step 5: Solve for x
    x = 1,209,095,364.10/36,831.60
  6. Step 6: Final answer
    x = 32,827.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.