Home / 25,316.89-37,975.93-8,676.79

Finding the Fourth Proportional to 25,316.89, 37,975.93 and 8,676.79

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Solution

The fourth proportional to 25,316.89, 37,975.93 and 8,676.79 is: 13,015.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,316.89 : 37,975.93 = 8,676.79 : x
  2. Step 2: Convert to fraction form
    25,316.89/37,975.93 = 8,676.79/x
  3. Step 3: Cross multiply
    25,316.89x = 37,975.93 × 8,676.79
  4. Step 4: Simplify right side
    25,316.89x = 329,509,053.03
  5. Step 5: Solve for x
    x = 329,509,053.03/25,316.89
  6. Step 6: Final answer
    x = 13,015.39

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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.