Home / 27,562.88-38,036.59-14,987.63

Finding the Fourth Proportional to 27,562.88, 38,036.59 and 14,987.63

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Solution

The fourth proportional to 27,562.88, 38,036.59 and 14,987.63 is: 20,682.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,562.88 : 38,036.59 = 14,987.63 : x
  2. Step 2: Convert to fraction form
    27,562.88/38,036.59 = 14,987.63/x
  3. Step 3: Cross multiply
    27,562.88x = 38,036.59 × 14,987.63
  4. Step 4: Simplify right side
    27,562.88x = 570,078,395.00
  5. Step 5: Solve for x
    x = 570,078,395.00/27,562.88
  6. Step 6: Final answer
    x = 20,682.83

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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.