Home / 15,440.49-23,160.70-3,753.72

Finding the Fourth Proportional to 15,440.49, 23,160.70 and 3,753.72

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Solution

The fourth proportional to 15,440.49, 23,160.70 and 3,753.72 is: 5,630.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,440.49 : 23,160.70 = 3,753.72 : x
  2. Step 2: Convert to fraction form
    15,440.49/23,160.70 = 3,753.72/x
  3. Step 3: Cross multiply
    15,440.49x = 23,160.70 × 3,753.72
  4. Step 4: Simplify right side
    15,440.49x = 86,938,782.80
  5. Step 5: Solve for x
    x = 86,938,782.80/15,440.49
  6. Step 6: Final answer
    x = 5,630.57

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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.