Home / 27,784.77-41,676.21-12,973.38

Finding the Fourth Proportional to 27,784.77, 41,676.21 and 12,973.38

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Solution

The fourth proportional to 27,784.77, 41,676.21 and 12,973.38 is: 19,459.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,784.77 : 41,676.21 = 12,973.38 : x
  2. Step 2: Convert to fraction form
    27,784.77/41,676.21 = 12,973.38/x
  3. Step 3: Cross multiply
    27,784.77x = 41,676.21 × 12,973.38
  4. Step 4: Simplify right side
    27,784.77x = 540,681,309.29
  5. Step 5: Solve for x
    x = 540,681,309.29/27,784.77
  6. Step 6: Final answer
    x = 19,459.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.