Home / 15,930.84-23,907.06-5,542.56

Finding the Fourth Proportional to 15,930.84, 23,907.06 and 5,542.56

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Solution

The fourth proportional to 15,930.84, 23,907.06 and 5,542.56 is: 8,317.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,930.84 : 23,907.06 = 5,542.56 : x
  2. Step 2: Convert to fraction form
    15,930.84/23,907.06 = 5,542.56/x
  3. Step 3: Cross multiply
    15,930.84x = 23,907.06 × 5,542.56
  4. Step 4: Simplify right side
    15,930.84x = 132,506,314.47
  5. Step 5: Solve for x
    x = 132,506,314.47/15,930.84
  6. Step 6: Final answer
    x = 8,317.60

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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.