Home / 19,095.50-28,604.28-11,693.72

Finding the Fourth Proportional to 19,095.50, 28,604.28 and 11,693.72

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Solution

The fourth proportional to 19,095.50, 28,604.28 and 11,693.72 is: 17,516.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,095.50 : 28,604.28 = 11,693.72 : x
  2. Step 2: Convert to fraction form
    19,095.50/28,604.28 = 11,693.72/x
  3. Step 3: Cross multiply
    19,095.50x = 28,604.28 × 11,693.72
  4. Step 4: Simplify right side
    19,095.50x = 334,490,441.12
  5. Step 5: Solve for x
    x = 334,490,441.12/19,095.50
  6. Step 6: Final answer
    x = 17,516.72

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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.