Home / 37,539.78-51,804.88-20,544.03

Finding the Fourth Proportional to 37,539.78, 51,804.88 and 20,544.03

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Solution

The fourth proportional to 37,539.78, 51,804.88 and 20,544.03 is: 28,350.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,539.78 : 51,804.88 = 20,544.03 : x
  2. Step 2: Convert to fraction form
    37,539.78/51,804.88 = 20,544.03/x
  3. Step 3: Cross multiply
    37,539.78x = 51,804.88 × 20,544.03
  4. Step 4: Simplify right side
    37,539.78x = 1,064,281,008.87
  5. Step 5: Solve for x
    x = 1,064,281,008.87/37,539.78
  6. Step 6: Final answer
    x = 28,350.75

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1.5x scale

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.