Home / 47,586.86-71,302.42-28,809.99

Finding the Fourth Proportional to 47,586.86, 71,302.42 and 28,809.99

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Solution

The fourth proportional to 47,586.86, 71,302.42 and 28,809.99 is: 43,167.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,586.86 : 71,302.42 = 28,809.99 : x
  2. Step 2: Convert to fraction form
    47,586.86/71,302.42 = 28,809.99/x
  3. Step 3: Cross multiply
    47,586.86x = 71,302.42 × 28,809.99
  4. Step 4: Simplify right side
    47,586.86x = 2,054,222,007.18
  5. Step 5: Solve for x
    x = 2,054,222,007.18/47,586.86
  6. Step 6: Final answer
    x = 43,167.84

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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.