Home / 55,077.64-82,614.66-17,637.28

Finding the Fourth Proportional to 55,077.64, 82,614.66 and 17,637.28

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Solution

The fourth proportional to 55,077.64, 82,614.66 and 17,637.28 is: 26,455.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,077.64 : 82,614.66 = 17,637.28 : x
  2. Step 2: Convert to fraction form
    55,077.64/82,614.66 = 17,637.28/x
  3. Step 3: Cross multiply
    55,077.64x = 82,614.66 × 17,637.28
  4. Step 4: Simplify right side
    55,077.64x = 1,457,097,890.52
  5. Step 5: Solve for x
    x = 1,457,097,890.52/55,077.64
  6. Step 6: Final answer
    x = 26,455.34

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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.