Home / 45,788.86-63,185.40-25,642.30

Finding the Fourth Proportional to 45,788.86, 63,185.40 and 25,642.30

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Solution

The fourth proportional to 45,788.86, 63,185.40 and 25,642.30 is: 35,384.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,788.86 : 63,185.40 = 25,642.30 : x
  2. Step 2: Convert to fraction form
    45,788.86/63,185.40 = 25,642.30/x
  3. Step 3: Cross multiply
    45,788.86x = 63,185.40 × 25,642.30
  4. Step 4: Simplify right side
    45,788.86x = 1,620,218,982.42
  5. Step 5: Solve for x
    x = 1,620,218,982.42/45,788.86
  6. Step 6: Final answer
    x = 35,384.57

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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.