Home / 19,030.70-26,287.47-14,609.09

Finding the Fourth Proportional to 19,030.70, 26,287.47 and 14,609.09

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Solution

The fourth proportional to 19,030.70, 26,287.47 and 14,609.09 is: 20,179.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,030.70 : 26,287.47 = 14,609.09 : x
  2. Step 2: Convert to fraction form
    19,030.70/26,287.47 = 14,609.09/x
  3. Step 3: Cross multiply
    19,030.70x = 26,287.47 × 14,609.09
  4. Step 4: Simplify right side
    19,030.70x = 384,035,942.06
  5. Step 5: Solve for x
    x = 384,035,942.06/19,030.70
  6. Step 6: Final answer
    x = 20,179.81

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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.