Home / 19,670.49-29,505.33-4,879.24

Finding the Fourth Proportional to 19,670.49, 29,505.33 and 4,879.24

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Solution

The fourth proportional to 19,670.49, 29,505.33 and 4,879.24 is: 7,318.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,670.49 : 29,505.33 = 4,879.24 : x
  2. Step 2: Convert to fraction form
    19,670.49/29,505.33 = 4,879.24/x
  3. Step 3: Cross multiply
    19,670.49x = 29,505.33 × 4,879.24
  4. Step 4: Simplify right side
    19,670.49x = 143,963,512.59
  5. Step 5: Solve for x
    x = 143,963,512.59/19,670.49
  6. Step 6: Final answer
    x = 7,318.76

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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.