Home / 27,389.13-37,796.99-14,813.88

Finding the Fourth Proportional to 27,389.13, 37,796.99 and 14,813.88

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Solution

The fourth proportional to 27,389.13, 37,796.99 and 14,813.88 is: 20,443.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,389.13 : 37,796.99 = 14,813.88 : x
  2. Step 2: Convert to fraction form
    27,389.13/37,796.99 = 14,813.88/x
  3. Step 3: Cross multiply
    27,389.13x = 37,796.99 × 14,813.88
  4. Step 4: Simplify right side
    27,389.13x = 559,920,074.22
  5. Step 5: Solve for x
    x = 559,920,074.22/27,389.13
  6. Step 6: Final answer
    x = 20,443.15

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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.