Home / 35,346.78-52,988.58-13,144.68

Finding the Fourth Proportional to 35,346.78, 52,988.58 and 13,144.68

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Solution

The fourth proportional to 35,346.78, 52,988.58 and 13,144.68 is: 19,705.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,346.78 : 52,988.58 = 13,144.68 : x
  2. Step 2: Convert to fraction form
    35,346.78/52,988.58 = 13,144.68/x
  3. Step 3: Cross multiply
    35,346.78x = 52,988.58 × 13,144.68
  4. Step 4: Simplify right side
    35,346.78x = 696,517,927.75
  5. Step 5: Solve for x
    x = 696,517,927.75/35,346.78
  6. Step 6: Final answer
    x = 19,705.27

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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.