Home / 12,554.87-17,325.90-7,522.74

Finding the Fourth Proportional to 12,554.87, 17,325.90 and 7,522.74

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Solution

The fourth proportional to 12,554.87, 17,325.90 and 7,522.74 is: 10,381.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,554.87 : 17,325.90 = 7,522.74 : x
  2. Step 2: Convert to fraction form
    12,554.87/17,325.90 = 7,522.74/x
  3. Step 3: Cross multiply
    12,554.87x = 17,325.90 × 7,522.74
  4. Step 4: Simplify right side
    12,554.87x = 130,338,240.97
  5. Step 5: Solve for x
    x = 130,338,240.97/12,554.87
  6. Step 6: Final answer
    x = 10,381.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.