Home / 19,018.35-26,244.95-11,844.65

Finding the Fourth Proportional to 19,018.35, 26,244.95 and 11,844.65

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Solution

The fourth proportional to 19,018.35, 26,244.95 and 11,844.65 is: 16,345.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,018.35 : 26,244.95 = 11,844.65 : x
  2. Step 2: Convert to fraction form
    19,018.35/26,244.95 = 11,844.65/x
  3. Step 3: Cross multiply
    19,018.35x = 26,244.95 × 11,844.65
  4. Step 4: Simplify right side
    19,018.35x = 310,862,253.41
  5. Step 5: Solve for x
    x = 310,862,253.41/19,018.35
  6. Step 6: Final answer
    x = 16,345.39

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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.