Home / 27,558.60-38,029.82-14,983.36

Finding the Fourth Proportional to 27,558.60, 38,029.82 and 14,983.36

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Solution

The fourth proportional to 27,558.60, 38,029.82 and 14,983.36 is: 20,676.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,558.60 : 38,029.82 = 14,983.36 : x
  2. Step 2: Convert to fraction form
    27,558.60/38,029.82 = 14,983.36/x
  3. Step 3: Cross multiply
    27,558.60x = 38,029.82 × 14,983.36
  4. Step 4: Simplify right side
    27,558.60x = 569,814,483.80
  5. Step 5: Solve for x
    x = 569,814,483.80/27,558.60
  6. Step 6: Final answer
    x = 20,676.47

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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.