Home / 35,129.48-52,714.96-12,958.34

Finding the Fourth Proportional to 35,129.48, 52,714.96 and 12,958.34

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Solution

The fourth proportional to 35,129.48, 52,714.96 and 12,958.34 is: 19,445.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,129.48 : 52,714.96 = 12,958.34 : x
  2. Step 2: Convert to fraction form
    35,129.48/52,714.96 = 12,958.34/x
  3. Step 3: Cross multiply
    35,129.48x = 52,714.96 × 12,958.34
  4. Step 4: Simplify right side
    35,129.48x = 683,098,374.77
  5. Step 5: Solve for x
    x = 683,098,374.77/35,129.48
  6. Step 6: Final answer
    x = 19,445.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.