Home / 27,205.40-37,542.48-15,269.24

Finding the Fourth Proportional to 27,205.40, 37,542.48 and 15,269.24

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Solution

The fourth proportional to 27,205.40, 37,542.48 and 15,269.24 is: 21,071.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,205.40 : 37,542.48 = 15,269.24 : x
  2. Step 2: Convert to fraction form
    27,205.40/37,542.48 = 15,269.24/x
  3. Step 3: Cross multiply
    27,205.40x = 37,542.48 × 15,269.24
  4. Step 4: Simplify right side
    27,205.40x = 573,245,137.32
  5. Step 5: Solve for x
    x = 573,245,137.32/27,205.40
  6. Step 6: Final answer
    x = 21,071.01

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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.