Home / 19,628.14-27,086.60-10,675.45

Finding the Fourth Proportional to 19,628.14, 27,086.60 and 10,675.45

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Solution

The fourth proportional to 19,628.14, 27,086.60 and 10,675.45 is: 14,731.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,628.14 : 27,086.60 = 10,675.45 : x
  2. Step 2: Convert to fraction form
    19,628.14/27,086.60 = 10,675.45/x
  3. Step 3: Cross multiply
    19,628.14x = 27,086.60 × 10,675.45
  4. Step 4: Simplify right side
    19,628.14x = 289,161,602.94
  5. Step 5: Solve for x
    x = 289,161,602.94/19,628.14
  6. Step 6: Final answer
    x = 14,731.99

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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.