Home / 19,160.64-28,741.19-6,680.93

Finding the Fourth Proportional to 19,160.64, 28,741.19 and 6,680.93

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Solution

The fourth proportional to 19,160.64, 28,741.19 and 6,680.93 is: 10,021.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,160.64 : 28,741.19 = 6,680.93 : x
  2. Step 2: Convert to fraction form
    19,160.64/28,741.19 = 6,680.93/x
  3. Step 3: Cross multiply
    19,160.64x = 28,741.19 × 6,680.93
  4. Step 4: Simplify right side
    19,160.64x = 192,017,701.40
  5. Step 5: Solve for x
    x = 192,017,701.40/19,160.64
  6. Step 6: Final answer
    x = 10,021.47

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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.