Home / 28,994.81-43,503.14-10,274.09

Finding the Fourth Proportional to 28,994.81, 43,503.14 and 10,274.09

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Solution

The fourth proportional to 28,994.81, 43,503.14 and 10,274.09 is: 15,415.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,994.81 : 43,503.14 = 10,274.09 : x
  2. Step 2: Convert to fraction form
    28,994.81/43,503.14 = 10,274.09/x
  3. Step 3: Cross multiply
    28,994.81x = 43,503.14 × 10,274.09
  4. Step 4: Simplify right side
    28,994.81x = 446,954,983.81
  5. Step 5: Solve for x
    x = 446,954,983.81/28,994.81
  6. Step 6: Final answer
    x = 15,415.00

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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.