Home / 25,620.84-38,428.08-6,902.34

Finding the Fourth Proportional to 25,620.84, 38,428.08 and 6,902.34

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Solution

The fourth proportional to 25,620.84, 38,428.08 and 6,902.34 is: 10,352.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,620.84 : 38,428.08 = 6,902.34 : x
  2. Step 2: Convert to fraction form
    25,620.84/38,428.08 = 6,902.34/x
  3. Step 3: Cross multiply
    25,620.84x = 38,428.08 × 6,902.34
  4. Step 4: Simplify right side
    25,620.84x = 265,243,673.71
  5. Step 5: Solve for x
    x = 265,243,673.71/25,620.84
  6. Step 6: Final answer
    x = 10,352.65

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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.