Home / 35,459.31-53,205.11-13,274.42

Finding the Fourth Proportional to 35,459.31, 53,205.11 and 13,274.42

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Solution

The fourth proportional to 35,459.31, 53,205.11 and 13,274.42 is: 19,917.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,459.31 : 53,205.11 = 13,274.42 : x
  2. Step 2: Convert to fraction form
    35,459.31/53,205.11 = 13,274.42/x
  3. Step 3: Cross multiply
    35,459.31x = 53,205.11 × 13,274.42
  4. Step 4: Simplify right side
    35,459.31x = 706,266,731.00
  5. Step 5: Solve for x
    x = 706,266,731.00/35,459.31
  6. Step 6: Final answer
    x = 19,917.67

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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.