Home / 19,223.55-26,528.58-11,270.43

Finding the Fourth Proportional to 19,223.55, 26,528.58 and 11,270.43

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Solution

The fourth proportional to 19,223.55, 26,528.58 and 11,270.43 is: 15,553.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,223.55 : 26,528.58 = 11,270.43 : x
  2. Step 2: Convert to fraction form
    19,223.55/26,528.58 = 11,270.43/x
  3. Step 3: Cross multiply
    19,223.55x = 26,528.58 × 11,270.43
  4. Step 4: Simplify right side
    19,223.55x = 298,988,503.89
  5. Step 5: Solve for x
    x = 298,988,503.89/19,223.55
  6. Step 6: Final answer
    x = 15,553.24

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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.