Home / 19,443.65-26,828.82-11,488.37

Finding the Fourth Proportional to 19,443.65, 26,828.82 and 11,488.37

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Solution

The fourth proportional to 19,443.65, 26,828.82 and 11,488.37 is: 15,851.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,443.65 : 26,828.82 = 11,488.37 : x
  2. Step 2: Convert to fraction form
    19,443.65/26,828.82 = 11,488.37/x
  3. Step 3: Cross multiply
    19,443.65x = 26,828.82 × 11,488.37
  4. Step 4: Simplify right side
    19,443.65x = 308,219,276.68
  5. Step 5: Solve for x
    x = 308,219,276.68/19,443.65
  6. Step 6: Final answer
    x = 15,851.93

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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.