Home / 35,227.61-48,617.45-20,122.53

Finding the Fourth Proportional to 35,227.61, 48,617.45 and 20,122.53

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Solution

The fourth proportional to 35,227.61, 48,617.45 and 20,122.53 is: 27,771.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,227.61 : 48,617.45 = 20,122.53 : x
  2. Step 2: Convert to fraction form
    35,227.61/48,617.45 = 20,122.53/x
  3. Step 3: Cross multiply
    35,227.61x = 48,617.45 × 20,122.53
  4. Step 4: Simplify right side
    35,227.61x = 978,305,888.68
  5. Step 5: Solve for x
    x = 978,305,888.68/35,227.61
  6. Step 6: Final answer
    x = 27,771.00

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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.