Home / 47,138.07-65,048.85-25,917.16

Finding the Fourth Proportional to 47,138.07, 65,048.85 and 25,917.16

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Solution

The fourth proportional to 47,138.07, 65,048.85 and 25,917.16 is: 35,764.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,138.07 : 65,048.85 = 25,917.16 : x
  2. Step 2: Convert to fraction form
    47,138.07/65,048.85 = 25,917.16/x
  3. Step 3: Cross multiply
    47,138.07x = 65,048.85 × 25,917.16
  4. Step 4: Simplify right side
    47,138.07x = 1,685,881,453.27
  5. Step 5: Solve for x
    x = 1,685,881,453.27/47,138.07
  6. Step 6: Final answer
    x = 35,764.75

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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.