Home / 53,391.64-73,676.85-29,515.09

Finding the Fourth Proportional to 53,391.64, 73,676.85 and 29,515.09

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Solution

The fourth proportional to 53,391.64, 73,676.85 and 29,515.09 is: 40,728.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,391.64 : 73,676.85 = 29,515.09 : x
  2. Step 2: Convert to fraction form
    53,391.64/73,676.85 = 29,515.09/x
  3. Step 3: Cross multiply
    53,391.64x = 73,676.85 × 29,515.09
  4. Step 4: Simplify right side
    53,391.64x = 2,174,578,858.67
  5. Step 5: Solve for x
    x = 2,174,578,858.67/53,391.64
  6. Step 6: Final answer
    x = 40,728.83

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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.