Home / 19,389.83-26,760.48-11,834.58

Finding the Fourth Proportional to 19,389.83, 26,760.48 and 11,834.58

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Solution

The fourth proportional to 19,389.83, 26,760.48 and 11,834.58 is: 16,333.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,389.83 : 26,760.48 = 11,834.58 : x
  2. Step 2: Convert to fraction form
    19,389.83/26,760.48 = 11,834.58/x
  3. Step 3: Cross multiply
    19,389.83x = 26,760.48 × 11,834.58
  4. Step 4: Simplify right side
    19,389.83x = 316,699,097.37
  5. Step 5: Solve for x
    x = 316,699,097.37/19,389.83
  6. Step 6: Final answer
    x = 16,333.26

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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.