Home / 34,155.22-47,134.48-19,048.86

Finding the Fourth Proportional to 34,155.22, 47,134.48 and 19,048.86

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Solution

The fourth proportional to 34,155.22, 47,134.48 and 19,048.86 is: 26,287.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,155.22 : 47,134.48 = 19,048.86 : x
  2. Step 2: Convert to fraction form
    34,155.22/47,134.48 = 19,048.86/x
  3. Step 3: Cross multiply
    34,155.22x = 47,134.48 × 19,048.86
  4. Step 4: Simplify right side
    34,155.22x = 897,858,110.69
  5. Step 5: Solve for x
    x = 897,858,110.69/34,155.22
  6. Step 6: Final answer
    x = 26,287.58

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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.