Home / 26,475.33-39,720.69-10,672.21

Finding the Fourth Proportional to 26,475.33, 39,720.69 and 10,672.21

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Solution

The fourth proportional to 26,475.33, 39,720.69 and 10,672.21 is: 16,011.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,475.33 : 39,720.69 = 10,672.21 : x
  2. Step 2: Convert to fraction form
    26,475.33/39,720.69 = 10,672.21/x
  3. Step 3: Cross multiply
    26,475.33x = 39,720.69 × 10,672.21
  4. Step 4: Simplify right side
    26,475.33x = 423,907,293.06
  5. Step 5: Solve for x
    x = 423,907,293.06/26,475.33
  6. Step 6: Final answer
    x = 16,011.41

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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.