Home / 19,566.12-27,000.78-10,834.54

Finding the Fourth Proportional to 19,566.12, 27,000.78 and 10,834.54

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Solution

The fourth proportional to 19,566.12, 27,000.78 and 10,834.54 is: 14,951.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,566.12 : 27,000.78 = 10,834.54 : x
  2. Step 2: Convert to fraction form
    19,566.12/27,000.78 = 10,834.54/x
  3. Step 3: Cross multiply
    19,566.12x = 27,000.78 × 10,834.54
  4. Step 4: Simplify right side
    19,566.12x = 292,541,030.94
  5. Step 5: Solve for x
    x = 292,541,030.94/19,566.12
  6. Step 6: Final answer
    x = 14,951.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.