Home / 45,699.90-63,065.43-25,556.55

Finding the Fourth Proportional to 45,699.90, 63,065.43 and 25,556.55

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Solution

The fourth proportional to 45,699.90, 63,065.43 and 25,556.55 is: 35,267.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,699.90 : 63,065.43 = 25,556.55 : x
  2. Step 2: Convert to fraction form
    45,699.90/63,065.43 = 25,556.55/x
  3. Step 3: Cross multiply
    45,699.90x = 63,065.43 × 25,556.55
  4. Step 4: Simplify right side
    45,699.90x = 1,611,734,815.07
  5. Step 5: Solve for x
    x = 1,611,734,815.07/45,699.90
  6. Step 6: Final answer
    x = 35,267.80

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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.