Home / 51,133.02-76,699.86-17,853.09

Finding the Fourth Proportional to 51,133.02, 76,699.86 and 17,853.09

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Solution

The fourth proportional to 51,133.02, 76,699.86 and 17,853.09 is: 26,779.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,133.02 : 76,699.86 = 17,853.09 : x
  2. Step 2: Convert to fraction form
    51,133.02/76,699.86 = 17,853.09/x
  3. Step 3: Cross multiply
    51,133.02x = 76,699.86 × 17,853.09
  4. Step 4: Simplify right side
    51,133.02x = 1,369,329,503.57
  5. Step 5: Solve for x
    x = 1,369,329,503.57/51,133.02
  6. Step 6: Final answer
    x = 26,779.75

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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.