Home / 53,676.02-80,391.40-25,615.78

Finding the Fourth Proportional to 53,676.02, 80,391.40 and 25,615.78

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Solution

The fourth proportional to 53,676.02, 80,391.40 and 25,615.78 is: 38,365.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,676.02 : 80,391.40 = 25,615.78 : x
  2. Step 2: Convert to fraction form
    53,676.02/80,391.40 = 25,615.78/x
  3. Step 3: Cross multiply
    53,676.02x = 80,391.40 × 25,615.78
  4. Step 4: Simplify right side
    53,676.02x = 2,059,288,416.29
  5. Step 5: Solve for x
    x = 2,059,288,416.29/53,676.02
  6. Step 6: Final answer
    x = 38,365.15

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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.