Home / 34,848.18-48,090.66-20,508.54

Finding the Fourth Proportional to 34,848.18, 48,090.66 and 20,508.54

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Solution

The fourth proportional to 34,848.18, 48,090.66 and 20,508.54 is: 28,301.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,848.18 : 48,090.66 = 20,508.54 : x
  2. Step 2: Convert to fraction form
    34,848.18/48,090.66 = 20,508.54/x
  3. Step 3: Cross multiply
    34,848.18x = 48,090.66 × 20,508.54
  4. Step 4: Simplify right side
    34,848.18x = 986,269,224.24
  5. Step 5: Solve for x
    x = 986,269,224.24/34,848.18
  6. Step 6: Final answer
    x = 28,301.89

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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.