Home / 30,348.59-45,522.34-11,623.55

Finding the Fourth Proportional to 30,348.59, 45,522.34 and 11,623.55

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Solution

The fourth proportional to 30,348.59, 45,522.34 and 11,623.55 is: 17,435.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,348.59 : 45,522.34 = 11,623.55 : x
  2. Step 2: Convert to fraction form
    30,348.59/45,522.34 = 11,623.55/x
  3. Step 3: Cross multiply
    30,348.59x = 45,522.34 × 11,623.55
  4. Step 4: Simplify right side
    30,348.59x = 529,130,938.44
  5. Step 5: Solve for x
    x = 529,130,938.44/30,348.59
  6. Step 6: Final answer
    x = 17,435.11

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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.