Home / 26,688.69-40,033.64-9,158.67

Finding the Fourth Proportional to 26,688.69, 40,033.64 and 9,158.67

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Solution

The fourth proportional to 26,688.69, 40,033.64 and 9,158.67 is: 13,738.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,688.69 : 40,033.64 = 9,158.67 : x
  2. Step 2: Convert to fraction form
    26,688.69/40,033.64 = 9,158.67/x
  3. Step 3: Cross multiply
    26,688.69x = 40,033.64 × 9,158.67
  4. Step 4: Simplify right side
    26,688.69x = 366,654,920.56
  5. Step 5: Solve for x
    x = 366,654,920.56/26,688.69
  6. Step 6: Final answer
    x = 13,738.21

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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.