Home / 27,048.58-37,328.80-15,111.99

Finding the Fourth Proportional to 27,048.58, 37,328.80 and 15,111.99

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Solution

The fourth proportional to 27,048.58, 37,328.80 and 15,111.99 is: 20,855.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,048.58 : 37,328.80 = 15,111.99 : x
  2. Step 2: Convert to fraction form
    27,048.58/37,328.80 = 15,111.99/x
  3. Step 3: Cross multiply
    27,048.58x = 37,328.80 × 15,111.99
  4. Step 4: Simplify right side
    27,048.58x = 564,112,452.31
  5. Step 5: Solve for x
    x = 564,112,452.31/27,048.58
  6. Step 6: Final answer
    x = 20,855.53

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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.