Home / 19,097.18-28,647.31-7,256.63

Finding the Fourth Proportional to 19,097.18, 28,647.31 and 7,256.63

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Solution

The fourth proportional to 19,097.18, 28,647.31 and 7,256.63 is: 10,885.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,097.18 : 28,647.31 = 7,256.63 : x
  2. Step 2: Convert to fraction form
    19,097.18/28,647.31 = 7,256.63/x
  3. Step 3: Cross multiply
    19,097.18x = 28,647.31 × 7,256.63
  4. Step 4: Simplify right side
    19,097.18x = 207,882,982.64
  5. Step 5: Solve for x
    x = 207,882,982.64/19,097.18
  6. Step 6: Final answer
    x = 10,885.53

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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.