Home / 19,055.40-26,297.39-11,501.61

Finding the Fourth Proportional to 19,055.40, 26,297.39 and 11,501.61

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Solution

The fourth proportional to 19,055.40, 26,297.39 and 11,501.61 is: 15,872.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,055.40 : 26,297.39 = 11,501.61 : x
  2. Step 2: Convert to fraction form
    19,055.40/26,297.39 = 11,501.61/x
  3. Step 3: Cross multiply
    19,055.40x = 26,297.39 × 11,501.61
  4. Step 4: Simplify right side
    19,055.40x = 302,462,253.94
  5. Step 5: Solve for x
    x = 302,462,253.94/19,055.40
  6. Step 6: Final answer
    x = 15,872.79

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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.