Home / 34,738.04-47,938.54-18,822.49

Finding the Fourth Proportional to 34,738.04, 47,938.54 and 18,822.49

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Solution

The fourth proportional to 34,738.04, 47,938.54 and 18,822.49 is: 25,975.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,738.04 : 47,938.54 = 18,822.49 : x
  2. Step 2: Convert to fraction form
    34,738.04/47,938.54 = 18,822.49/x
  3. Step 3: Cross multiply
    34,738.04x = 47,938.54 × 18,822.49
  4. Step 4: Simplify right side
    34,738.04x = 902,322,689.76
  5. Step 5: Solve for x
    x = 902,322,689.76/34,738.04
  6. Step 6: Final answer
    x = 25,975.06

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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.