Home / 51,782.02-77,648.48-18,036.27

Finding the Fourth Proportional to 51,782.02, 77,648.48 and 18,036.27

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Solution

The fourth proportional to 51,782.02, 77,648.48 and 18,036.27 is: 27,045.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,782.02 : 77,648.48 = 18,036.27 : x
  2. Step 2: Convert to fraction form
    51,782.02/77,648.48 = 18,036.27/x
  3. Step 3: Cross multiply
    51,782.02x = 77,648.48 × 18,036.27
  4. Step 4: Simplify right side
    51,782.02x = 1,400,488,562.13
  5. Step 5: Solve for x
    x = 1,400,488,562.13/51,782.02
  6. Step 6: Final answer
    x = 27,045.85

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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.