Home / 26,005.63-39,009.56-10,214.09

Finding the Fourth Proportional to 26,005.63, 39,009.56 and 10,214.09

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Solution

The fourth proportional to 26,005.63, 39,009.56 and 10,214.09 is: 15,321.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,005.63 : 39,009.56 = 10,214.09 : x
  2. Step 2: Convert to fraction form
    26,005.63/39,009.56 = 10,214.09/x
  3. Step 3: Cross multiply
    26,005.63x = 39,009.56 × 10,214.09
  4. Step 4: Simplify right side
    26,005.63x = 398,446,961.65
  5. Step 5: Solve for x
    x = 398,446,961.65/26,005.63
  6. Step 6: Final answer
    x = 15,321.57

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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.