Home / 25,289.96-37,905.36-19,029.88

Finding the Fourth Proportional to 25,289.96, 37,905.36 and 19,029.88

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Solution

The fourth proportional to 25,289.96, 37,905.36 and 19,029.88 is: 28,522.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,289.96 : 37,905.36 = 19,029.88 : x
  2. Step 2: Convert to fraction form
    25,289.96/37,905.36 = 19,029.88/x
  3. Step 3: Cross multiply
    25,289.96x = 37,905.36 × 19,029.88
  4. Step 4: Simplify right side
    25,289.96x = 721,334,452.16
  5. Step 5: Solve for x
    x = 721,334,452.16/25,289.96
  6. Step 6: Final answer
    x = 28,522.56

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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.