Home / 27,143.64-37,438.20-17,064

Finding the Fourth Proportional to 27,143.64, 37,438.20 and 17,064

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Solution

The fourth proportional to 27,143.64, 37,438.20 and 17,064 is: 23,535.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,143.64 : 37,438.20 = 17,064 : x
  2. Step 2: Convert to fraction form
    27,143.64/37,438.20 = 17,064/x
  3. Step 3: Cross multiply
    27,143.64x = 37,438.20 × 17,064
  4. Step 4: Simplify right side
    27,143.64x = 638,845,444.80
  5. Step 5: Solve for x
    x = 638,845,444.80/27,143.64
  6. Step 6: Final answer
    x = 23,535.73

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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.