Home / 37,424.70-51,643.17-21,505.77

Finding the Fourth Proportional to 37,424.70, 51,643.17 and 21,505.77

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Solution

The fourth proportional to 37,424.70, 51,643.17 and 21,505.77 is: 29,676.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,424.70 : 51,643.17 = 21,505.77 : x
  2. Step 2: Convert to fraction form
    37,424.70/51,643.17 = 21,505.77/x
  3. Step 3: Cross multiply
    37,424.70x = 51,643.17 × 21,505.77
  4. Step 4: Simplify right side
    37,424.70x = 1,110,626,136.09
  5. Step 5: Solve for x
    x = 1,110,626,136.09/37,424.70
  6. Step 6: Final answer
    x = 29,676.29

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1.5x scale

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.