Home / 19,528.20-26,946.49-11,030.42

Finding the Fourth Proportional to 19,528.20, 26,946.49 and 11,030.42

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Solution

The fourth proportional to 19,528.20, 26,946.49 and 11,030.42 is: 15,220.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,528.20 : 26,946.49 = 11,030.42 : x
  2. Step 2: Convert to fraction form
    19,528.20/26,946.49 = 11,030.42/x
  3. Step 3: Cross multiply
    19,528.20x = 26,946.49 × 11,030.42
  4. Step 4: Simplify right side
    19,528.20x = 297,231,217.38
  5. Step 5: Solve for x
    x = 297,231,217.38/19,528.20
  6. Step 6: Final answer
    x = 15,220.61

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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.