Home / 26,072.70-39,101.85-9,429.60

Finding the Fourth Proportional to 26,072.70, 39,101.85 and 9,429.60

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Solution

The fourth proportional to 26,072.70, 39,101.85 and 9,429.60 is: 14,141.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,072.70 : 39,101.85 = 9,429.60 : x
  2. Step 2: Convert to fraction form
    26,072.70/39,101.85 = 9,429.60/x
  3. Step 3: Cross multiply
    26,072.70x = 39,101.85 × 9,429.60
  4. Step 4: Simplify right side
    26,072.70x = 368,714,804.76
  5. Step 5: Solve for x
    x = 368,714,804.76/26,072.70
  6. Step 6: Final answer
    x = 14,141.80

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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.