Home / 45,564.86-62,879.31-25,420.55

Finding the Fourth Proportional to 45,564.86, 62,879.31 and 25,420.55

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Solution

The fourth proportional to 45,564.86, 62,879.31 and 25,420.55 is: 35,080.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,564.86 : 62,879.31 = 25,420.55 : x
  2. Step 2: Convert to fraction form
    45,564.86/62,879.31 = 25,420.55/x
  3. Step 3: Cross multiply
    45,564.86x = 62,879.31 × 25,420.55
  4. Step 4: Simplify right side
    45,564.86x = 1,598,426,329.42
  5. Step 5: Solve for x
    x = 1,598,426,329.42/45,564.86
  6. Step 6: Final answer
    x = 35,080.24

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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.