Home / 34,012.48-51,006.56-11,820.48

Finding the Fourth Proportional to 34,012.48, 51,006.56 and 11,820.48

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Solution

The fourth proportional to 34,012.48, 51,006.56 and 11,820.48 is: 17,726.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,012.48 : 51,006.56 = 11,820.48 : x
  2. Step 2: Convert to fraction form
    34,012.48/51,006.56 = 11,820.48/x
  3. Step 3: Cross multiply
    34,012.48x = 51,006.56 × 11,820.48
  4. Step 4: Simplify right side
    34,012.48x = 602,922,022.35
  5. Step 5: Solve for x
    x = 602,922,022.35/34,012.48
  6. Step 6: Final answer
    x = 17,726.49

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1.5x scale

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.