Home / 35,230.55-48,603.24-21,778.47

Finding the Fourth Proportional to 35,230.55, 48,603.24 and 21,778.47

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Solution

The fourth proportional to 35,230.55, 48,603.24 and 21,778.47 is: 30,045.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,230.55 : 48,603.24 = 21,778.47 : x
  2. Step 2: Convert to fraction form
    35,230.55/48,603.24 = 21,778.47/x
  3. Step 3: Cross multiply
    35,230.55x = 48,603.24 × 21,778.47
  4. Step 4: Simplify right side
    35,230.55x = 1,058,504,204.24
  5. Step 5: Solve for x
    x = 1,058,504,204.24/35,230.55
  6. Step 6: Final answer
    x = 30,045.07

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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.