Home / 51,820.37-71,512.10-29,464.37

Finding the Fourth Proportional to 51,820.37, 71,512.10 and 29,464.37

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Solution

The fourth proportional to 51,820.37, 71,512.10 and 29,464.37 is: 40,660.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,820.37 : 71,512.10 = 29,464.37 : x
  2. Step 2: Convert to fraction form
    51,820.37/71,512.10 = 29,464.37/x
  3. Step 3: Cross multiply
    51,820.37x = 71,512.10 × 29,464.37
  4. Step 4: Simplify right side
    51,820.37x = 2,107,058,616.32
  5. Step 5: Solve for x
    x = 2,107,058,616.32/51,820.37
  6. Step 6: Final answer
    x = 40,660.82

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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.