Home / 27,048.06-37,326.63-15,111.90

Finding the Fourth Proportional to 27,048.06, 37,326.63 and 15,111.90

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Solution

The fourth proportional to 27,048.06, 37,326.63 and 15,111.90 is: 20,854.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,048.06 : 37,326.63 = 15,111.90 : x
  2. Step 2: Convert to fraction form
    27,048.06/37,326.63 = 15,111.90/x
  3. Step 3: Cross multiply
    27,048.06x = 37,326.63 × 15,111.90
  4. Step 4: Simplify right side
    27,048.06x = 564,076,299.90
  5. Step 5: Solve for x
    x = 564,076,299.90/27,048.06
  6. Step 6: Final answer
    x = 20,854.59

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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.