Home / 51,155.55-76,698.62-17,857.41

Finding the Fourth Proportional to 51,155.55, 76,698.62 and 17,857.41

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Solution

The fourth proportional to 51,155.55, 76,698.62 and 17,857.41 is: 26,774.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,155.55 : 76,698.62 = 17,857.41 : x
  2. Step 2: Convert to fraction form
    51,155.55/76,698.62 = 17,857.41/x
  3. Step 3: Cross multiply
    51,155.55x = 76,698.62 × 17,857.41
  4. Step 4: Simplify right side
    51,155.55x = 1,369,638,614.49
  5. Step 5: Solve for x
    x = 1,369,638,614.49/51,155.55
  6. Step 6: Final answer
    x = 26,774.00

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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.