Home / 35,956.79-53,942.97-13,770.17

Finding the Fourth Proportional to 35,956.79, 53,942.97 and 13,770.17

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Solution

The fourth proportional to 35,956.79, 53,942.97 and 13,770.17 is: 20,658.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,956.79 : 53,942.97 = 13,770.17 : x
  2. Step 2: Convert to fraction form
    35,956.79/53,942.97 = 13,770.17/x
  3. Step 3: Cross multiply
    35,956.79x = 53,942.97 × 13,770.17
  4. Step 4: Simplify right side
    35,956.79x = 742,803,867.20
  5. Step 5: Solve for x
    x = 742,803,867.20/35,956.79
  6. Step 6: Final answer
    x = 20,658.24

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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.