Home / 26,004.70-39,010.83-8,470.18

Finding the Fourth Proportional to 26,004.70, 39,010.83 and 8,470.18

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Solution

The fourth proportional to 26,004.70, 39,010.83 and 8,470.18 is: 12,706.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,004.70 : 39,010.83 = 8,470.18 : x
  2. Step 2: Convert to fraction form
    26,004.70/39,010.83 = 8,470.18/x
  3. Step 3: Cross multiply
    26,004.70x = 39,010.83 × 8,470.18
  4. Step 4: Simplify right side
    26,004.70x = 330,428,752.05
  5. Step 5: Solve for x
    x = 330,428,752.05/26,004.70
  6. Step 6: Final answer
    x = 12,706.50

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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.