Home / 27,085.32-37,382.90-18,148.41

Finding the Fourth Proportional to 27,085.32, 37,382.90 and 18,148.41

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Solution

The fourth proportional to 27,085.32, 37,382.90 and 18,148.41 is: 25,048.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,085.32 : 37,382.90 = 18,148.41 : x
  2. Step 2: Convert to fraction form
    27,085.32/37,382.90 = 18,148.41/x
  3. Step 3: Cross multiply
    27,085.32x = 37,382.90 × 18,148.41
  4. Step 4: Simplify right side
    27,085.32x = 678,440,105.45
  5. Step 5: Solve for x
    x = 678,440,105.45/27,085.32
  6. Step 6: Final answer
    x = 25,048.26

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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.