Home / 25,893.67-38,756.96-13,396.48

Finding the Fourth Proportional to 25,893.67, 38,756.96 and 13,396.48

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Solution

The fourth proportional to 25,893.67, 38,756.96 and 13,396.48 is: 20,051.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,893.67 : 38,756.96 = 13,396.48 : x
  2. Step 2: Convert to fraction form
    25,893.67/38,756.96 = 13,396.48/x
  3. Step 3: Cross multiply
    25,893.67x = 38,756.96 × 13,396.48
  4. Step 4: Simplify right side
    25,893.67x = 519,206,839.50
  5. Step 5: Solve for x
    x = 519,206,839.50/25,893.67
  6. Step 6: Final answer
    x = 20,051.50

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1.5x scale

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.