Home / 34,548.01-47,680.85-25,621

Finding the Fourth Proportional to 34,548.01, 47,680.85 and 25,621

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Solution

The fourth proportional to 34,548.01, 47,680.85 and 25,621 is: 35,360.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,548.01 : 47,680.85 = 25,621 : x
  2. Step 2: Convert to fraction form
    34,548.01/47,680.85 = 25,621/x
  3. Step 3: Cross multiply
    34,548.01x = 47,680.85 × 25,621
  4. Step 4: Simplify right side
    34,548.01x = 1,221,631,057.85
  5. Step 5: Solve for x
    x = 1,221,631,057.85/34,548.01
  6. Step 6: Final answer
    x = 35,360.39

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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.