Home / 19,157.45-28,763.06-9,804.17

Finding the Fourth Proportional to 19,157.45, 28,763.06 and 9,804.17

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Solution

The fourth proportional to 19,157.45, 28,763.06 and 9,804.17 is: 14,720.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,157.45 : 28,763.06 = 9,804.17 : x
  2. Step 2: Convert to fraction form
    19,157.45/28,763.06 = 9,804.17/x
  3. Step 3: Cross multiply
    19,157.45x = 28,763.06 × 9,804.17
  4. Step 4: Simplify right side
    19,157.45x = 281,997,952.85
  5. Step 5: Solve for x
    x = 281,997,952.85/19,157.45
  6. Step 6: Final answer
    x = 14,720.02

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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.