Home / 19,484.44-26,886.90-10,988.65

Finding the Fourth Proportional to 19,484.44, 26,886.90 and 10,988.65

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Solution

The fourth proportional to 19,484.44, 26,886.90 and 10,988.65 is: 15,163.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,484.44 : 26,886.90 = 10,988.65 : x
  2. Step 2: Convert to fraction form
    19,484.44/26,886.90 = 10,988.65/x
  3. Step 3: Cross multiply
    19,484.44x = 26,886.90 × 10,988.65
  4. Step 4: Simplify right side
    19,484.44x = 295,450,733.69
  5. Step 5: Solve for x
    x = 295,450,733.69/19,484.44
  6. Step 6: Final answer
    x = 15,163.42

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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.