Home / 19,628.47-27,087.47-10,676.15

Finding the Fourth Proportional to 19,628.47, 27,087.47 and 10,676.15

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Solution

The fourth proportional to 19,628.47, 27,087.47 and 10,676.15 is: 14,733.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,628.47 : 27,087.47 = 10,676.15 : x
  2. Step 2: Convert to fraction form
    19,628.47/27,087.47 = 10,676.15/x
  3. Step 3: Cross multiply
    19,628.47x = 27,087.47 × 10,676.15
  4. Step 4: Simplify right side
    19,628.47x = 289,189,892.84
  5. Step 5: Solve for x
    x = 289,189,892.84/19,628.47
  6. Step 6: Final answer
    x = 14,733.19

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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.