Home / 35,033.76-48,349.44-19,921.68

Finding the Fourth Proportional to 35,033.76, 48,349.44 and 19,921.68

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Solution

The fourth proportional to 35,033.76, 48,349.44 and 19,921.68 is: 27,493.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,033.76 : 48,349.44 = 19,921.68 : x
  2. Step 2: Convert to fraction form
    35,033.76/48,349.44 = 19,921.68/x
  3. Step 3: Cross multiply
    35,033.76x = 48,349.44 × 19,921.68
  4. Step 4: Simplify right side
    35,033.76x = 963,202,071.86
  5. Step 5: Solve for x
    x = 963,202,071.86/35,033.76
  6. Step 6: Final answer
    x = 27,493.54

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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.