Home / 45,857.72-63,285.24-25,714.84

Finding the Fourth Proportional to 45,857.72, 63,285.24 and 25,714.84

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Solution

The fourth proportional to 45,857.72, 63,285.24 and 25,714.84 is: 35,487.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,857.72 : 63,285.24 = 25,714.84 : x
  2. Step 2: Convert to fraction form
    45,857.72/63,285.24 = 25,714.84/x
  3. Step 3: Cross multiply
    45,857.72x = 63,285.24 × 25,714.84
  4. Step 4: Simplify right side
    45,857.72x = 1,627,369,820.96
  5. Step 5: Solve for x
    x = 1,627,369,820.96/45,857.72
  6. Step 6: Final answer
    x = 35,487.37

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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.