Home / 34,654.86-47,823.70-18,739.32

Finding the Fourth Proportional to 34,654.86, 47,823.70 and 18,739.32

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Solution

The fourth proportional to 34,654.86, 47,823.70 and 18,739.32 is: 25,860.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,654.86 : 47,823.70 = 18,739.32 : x
  2. Step 2: Convert to fraction form
    34,654.86/47,823.70 = 18,739.32/x
  3. Step 3: Cross multiply
    34,654.86x = 47,823.70 × 18,739.32
  4. Step 4: Simplify right side
    34,654.86x = 896,183,617.88
  5. Step 5: Solve for x
    x = 896,183,617.88/34,654.86
  6. Step 6: Final answer
    x = 25,860.26

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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.