Home / 35,968.11-53,955.87-13,800.03

Finding the Fourth Proportional to 35,968.11, 53,955.87 and 13,800.03

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Solution

The fourth proportional to 35,968.11, 53,955.87 and 13,800.03 is: 20,701.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,968.11 : 53,955.87 = 13,800.03 : x
  2. Step 2: Convert to fraction form
    35,968.11/53,955.87 = 13,800.03/x
  3. Step 3: Cross multiply
    35,968.11x = 53,955.87 × 13,800.03
  4. Step 4: Simplify right side
    35,968.11x = 744,592,624.68
  5. Step 5: Solve for x
    x = 744,592,624.68/35,968.11
  6. Step 6: Final answer
    x = 20,701.47

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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.