Home / 18,290.49-25,243.56-10,740.96

Finding the Fourth Proportional to 18,290.49, 25,243.56 and 10,740.96

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Solution

The fourth proportional to 18,290.49, 25,243.56 and 10,740.96 is: 14,824.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,290.49 : 25,243.56 = 10,740.96 : x
  2. Step 2: Convert to fraction form
    18,290.49/25,243.56 = 10,740.96/x
  3. Step 3: Cross multiply
    18,290.49x = 25,243.56 × 10,740.96
  4. Step 4: Simplify right side
    18,290.49x = 271,140,068.22
  5. Step 5: Solve for x
    x = 271,140,068.22/18,290.49
  6. Step 6: Final answer
    x = 14,824.10

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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.