Home / 19,453.15-26,844.98-11,898.93

Finding the Fourth Proportional to 19,453.15, 26,844.98 and 11,898.93

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Solution

The fourth proportional to 19,453.15, 26,844.98 and 11,898.93 is: 16,420.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,453.15 : 26,844.98 = 11,898.93 : x
  2. Step 2: Convert to fraction form
    19,453.15/26,844.98 = 11,898.93/x
  3. Step 3: Cross multiply
    19,453.15x = 26,844.98 × 11,898.93
  4. Step 4: Simplify right side
    19,453.15x = 319,426,403.65
  5. Step 5: Solve for x
    x = 319,426,403.65/19,453.15
  6. Step 6: Final answer
    x = 16,420.29

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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.