Home / 47,074.57-64,963.01-25,855.20

Finding the Fourth Proportional to 47,074.57, 64,963.01 and 25,855.20

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Solution

The fourth proportional to 47,074.57, 64,963.01 and 25,855.20 is: 35,680.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,074.57 : 64,963.01 = 25,855.20 : x
  2. Step 2: Convert to fraction form
    47,074.57/64,963.01 = 25,855.20/x
  3. Step 3: Cross multiply
    47,074.57x = 64,963.01 × 25,855.20
  4. Step 4: Simplify right side
    47,074.57x = 1,679,631,680.79
  5. Step 5: Solve for x
    x = 1,679,631,680.79/47,074.57
  6. Step 6: Final answer
    x = 35,680.24

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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.