Home / 26,343.41-39,509.20-7,619.27

Finding the Fourth Proportional to 26,343.41, 39,509.20 and 7,619.27

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Solution

The fourth proportional to 26,343.41, 39,509.20 and 7,619.27 is: 11,427.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,343.41 : 39,509.20 = 7,619.27 : x
  2. Step 2: Convert to fraction form
    26,343.41/39,509.20 = 7,619.27/x
  3. Step 3: Cross multiply
    26,343.41x = 39,509.20 × 7,619.27
  4. Step 4: Simplify right side
    26,343.41x = 301,031,262.28
  5. Step 5: Solve for x
    x = 301,031,262.28/26,343.41
  6. Step 6: Final answer
    x = 11,427.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.