Home / 47,879.79-71,852.48-16,715.04

Finding the Fourth Proportional to 47,879.79, 71,852.48 and 16,715.04

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Solution

The fourth proportional to 47,879.79, 71,852.48 and 16,715.04 is: 25,084.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,879.79 : 71,852.48 = 16,715.04 : x
  2. Step 2: Convert to fraction form
    47,879.79/71,852.48 = 16,715.04/x
  3. Step 3: Cross multiply
    47,879.79x = 71,852.48 × 16,715.04
  4. Step 4: Simplify right side
    47,879.79x = 1,201,017,077.30
  5. Step 5: Solve for x
    x = 1,201,017,077.30/47,879.79
  6. Step 6: Final answer
    x = 25,084.01

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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.