Home / 19,103.10-28,657.53-5,956.50

Finding the Fourth Proportional to 19,103.10, 28,657.53 and 5,956.50

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Solution

The fourth proportional to 19,103.10, 28,657.53 and 5,956.50 is: 8,935.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,103.10 : 28,657.53 = 5,956.50 : x
  2. Step 2: Convert to fraction form
    19,103.10/28,657.53 = 5,956.50/x
  3. Step 3: Cross multiply
    19,103.10x = 28,657.53 × 5,956.50
  4. Step 4: Simplify right side
    19,103.10x = 170,698,577.45
  5. Step 5: Solve for x
    x = 170,698,577.45/19,103.10
  6. Step 6: Final answer
    x = 8,935.65

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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.