Home / 26,470.69-39,703.57-8,940.67

Finding the Fourth Proportional to 26,470.69, 39,703.57 and 8,940.67

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Solution

The fourth proportional to 26,470.69, 39,703.57 and 8,940.67 is: 13,410.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,470.69 : 39,703.57 = 8,940.67 : x
  2. Step 2: Convert to fraction form
    26,470.69/39,703.57 = 8,940.67/x
  3. Step 3: Cross multiply
    26,470.69x = 39,703.57 × 8,940.67
  4. Step 4: Simplify right side
    26,470.69x = 354,976,517.19
  5. Step 5: Solve for x
    x = 354,976,517.19/26,470.69
  6. Step 6: Final answer
    x = 13,410.17

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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.