Home / 35,283.48-48,695.60-20,174.04

Finding the Fourth Proportional to 35,283.48, 48,695.60 and 20,174.04

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Solution

The fourth proportional to 35,283.48, 48,695.60 and 20,174.04 is: 27,842.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,283.48 : 48,695.60 = 20,174.04 : x
  2. Step 2: Convert to fraction form
    35,283.48/48,695.60 = 20,174.04/x
  3. Step 3: Cross multiply
    35,283.48x = 48,695.60 × 20,174.04
  4. Step 4: Simplify right side
    35,283.48x = 982,386,881.35
  5. Step 5: Solve for x
    x = 982,386,881.35/35,283.48
  6. Step 6: Final answer
    x = 27,842.69

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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.