Home / 26,636.75-36,756.75-15,306.27

Finding the Fourth Proportional to 26,636.75, 36,756.75 and 15,306.27

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Solution

The fourth proportional to 26,636.75, 36,756.75 and 15,306.27 is: 21,121.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,636.75 : 36,756.75 = 15,306.27 : x
  2. Step 2: Convert to fraction form
    26,636.75/36,756.75 = 15,306.27/x
  3. Step 3: Cross multiply
    26,636.75x = 36,756.75 × 15,306.27
  4. Step 4: Simplify right side
    26,636.75x = 562,608,594.81
  5. Step 5: Solve for x
    x = 562,608,594.81/26,636.75
  6. Step 6: Final answer
    x = 21,121.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.