Home / 37,391.22-51,599.43-21,475.80

Finding the Fourth Proportional to 37,391.22, 51,599.43 and 21,475.80

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Solution

The fourth proportional to 37,391.22, 51,599.43 and 21,475.80 is: 29,636.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,391.22 : 51,599.43 = 21,475.80 : x
  2. Step 2: Convert to fraction form
    37,391.22/51,599.43 = 21,475.80/x
  3. Step 3: Cross multiply
    37,391.22x = 51,599.43 × 21,475.80
  4. Step 4: Simplify right side
    37,391.22x = 1,108,139,038.79
  5. Step 5: Solve for x
    x = 1,108,139,038.79/37,391.22
  6. Step 6: Final answer
    x = 29,636.34

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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.