Home / 23,521.05-35,281.58-7,938.45

Finding the Fourth Proportional to 23,521.05, 35,281.58 and 7,938.45

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Solution

The fourth proportional to 23,521.05, 35,281.58 and 7,938.45 is: 11,907.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,521.05 : 35,281.58 = 7,938.45 : x
  2. Step 2: Convert to fraction form
    23,521.05/35,281.58 = 7,938.45/x
  3. Step 3: Cross multiply
    23,521.05x = 35,281.58 × 7,938.45
  4. Step 4: Simplify right side
    23,521.05x = 280,081,019.06
  5. Step 5: Solve for x
    x = 280,081,019.06/23,521.05
  6. Step 6: Final answer
    x = 11,907.68

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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.