Home / 19,102.43-28,653.83-5,775.53

Finding the Fourth Proportional to 19,102.43, 28,653.83 and 5,775.53

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Solution

The fourth proportional to 19,102.43, 28,653.83 and 5,775.53 is: 8,663.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,102.43 : 28,653.83 = 5,775.53 : x
  2. Step 2: Convert to fraction form
    19,102.43/28,653.83 = 5,775.53/x
  3. Step 3: Cross multiply
    19,102.43x = 28,653.83 × 5,775.53
  4. Step 4: Simplify right side
    19,102.43x = 165,490,882.63
  5. Step 5: Solve for x
    x = 165,490,882.63/19,102.43
  6. Step 6: Final answer
    x = 8,663.34

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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.