Home / 29,681.98-44,522.60-11,920.50

Finding the Fourth Proportional to 29,681.98, 44,522.60 and 11,920.50

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Solution

The fourth proportional to 29,681.98, 44,522.60 and 11,920.50 is: 17,880.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,681.98 : 44,522.60 = 11,920.50 : x
  2. Step 2: Convert to fraction form
    29,681.98/44,522.60 = 11,920.50/x
  3. Step 3: Cross multiply
    29,681.98x = 44,522.60 × 11,920.50
  4. Step 4: Simplify right side
    29,681.98x = 530,731,593.70
  5. Step 5: Solve for x
    x = 530,731,593.70/29,681.98
  6. Step 6: Final answer
    x = 17,880.60

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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.