Home / 35,948.88-53,912.76-12,570.96

Finding the Fourth Proportional to 35,948.88, 53,912.76 and 12,570.96

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Solution

The fourth proportional to 35,948.88, 53,912.76 and 12,570.96 is: 18,852.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,948.88 : 53,912.76 = 12,570.96 : x
  2. Step 2: Convert to fraction form
    35,948.88/53,912.76 = 12,570.96/x
  3. Step 3: Cross multiply
    35,948.88x = 53,912.76 × 12,570.96
  4. Step 4: Simplify right side
    35,948.88x = 677,735,149.45
  5. Step 5: Solve for x
    x = 677,735,149.45/35,948.88
  6. Step 6: Final answer
    x = 18,852.75

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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.