Home / 39,931.64-55,105.56-22,937

Finding the Fourth Proportional to 39,931.64, 55,105.56 and 22,937

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Solution

The fourth proportional to 39,931.64, 55,105.56 and 22,937 is: 31,653.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,931.64 : 55,105.56 = 22,937 : x
  2. Step 2: Convert to fraction form
    39,931.64/55,105.56 = 22,937/x
  3. Step 3: Cross multiply
    39,931.64x = 55,105.56 × 22,937
  4. Step 4: Simplify right side
    39,931.64x = 1,263,956,229.72
  5. Step 5: Solve for x
    x = 1,263,956,229.72/39,931.64
  6. Step 6: Final answer
    x = 31,653.00

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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.