Home / 25,326.75-37,994.58-8,688.54

Finding the Fourth Proportional to 25,326.75, 37,994.58 and 8,688.54

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Solution

The fourth proportional to 25,326.75, 37,994.58 and 8,688.54 is: 13,034.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,326.75 : 37,994.58 = 8,688.54 : x
  2. Step 2: Convert to fraction form
    25,326.75/37,994.58 = 8,688.54/x
  3. Step 3: Cross multiply
    25,326.75x = 37,994.58 × 8,688.54
  4. Step 4: Simplify right side
    25,326.75x = 330,117,428.11
  5. Step 5: Solve for x
    x = 330,117,428.11/25,326.75
  6. Step 6: Final answer
    x = 13,034.34

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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.