Home / 26,427.02-39,640.80-8,896.87

Finding the Fourth Proportional to 26,427.02, 39,640.80 and 8,896.87

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Solution

The fourth proportional to 26,427.02, 39,640.80 and 8,896.87 is: 13,345.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,427.02 : 39,640.80 = 8,896.87 : x
  2. Step 2: Convert to fraction form
    26,427.02/39,640.80 = 8,896.87/x
  3. Step 3: Cross multiply
    26,427.02x = 39,640.80 × 8,896.87
  4. Step 4: Simplify right side
    26,427.02x = 352,678,846.09
  5. Step 5: Solve for x
    x = 352,678,846.09/26,427.02
  6. Step 6: Final answer
    x = 13,345.39

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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.