Home / 26,633.76-39,975.16-13,495.28

Finding the Fourth Proportional to 26,633.76, 39,975.16 and 13,495.28

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Solution

The fourth proportional to 26,633.76, 39,975.16 and 13,495.28 is: 20,255.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,633.76 : 39,975.16 = 13,495.28 : x
  2. Step 2: Convert to fraction form
    26,633.76/39,975.16 = 13,495.28/x
  3. Step 3: Cross multiply
    26,633.76x = 39,975.16 × 13,495.28
  4. Step 4: Simplify right side
    26,633.76x = 539,475,977.24
  5. Step 5: Solve for x
    x = 539,475,977.24/26,633.76
  6. Step 6: Final answer
    x = 20,255.34

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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.