Home / 26,255.50-39,358.47-10,470.28

Finding the Fourth Proportional to 26,255.50, 39,358.47 and 10,470.28

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Solution

The fourth proportional to 26,255.50, 39,358.47 and 10,470.28 is: 15,695.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,255.50 : 39,358.47 = 10,470.28 : x
  2. Step 2: Convert to fraction form
    26,255.50/39,358.47 = 10,470.28/x
  3. Step 3: Cross multiply
    26,255.50x = 39,358.47 × 10,470.28
  4. Step 4: Simplify right side
    26,255.50x = 412,094,201.27
  5. Step 5: Solve for x
    x = 412,094,201.27/26,255.50
  6. Step 6: Final answer
    x = 15,695.54

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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.