Home / 28,041.88-42,050.52-10,499.41

Finding the Fourth Proportional to 28,041.88, 42,050.52 and 10,499.41

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Solution

The fourth proportional to 28,041.88, 42,050.52 and 10,499.41 is: 15,744.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,041.88 : 42,050.52 = 10,499.41 : x
  2. Step 2: Convert to fraction form
    28,041.88/42,050.52 = 10,499.41/x
  3. Step 3: Cross multiply
    28,041.88x = 42,050.52 × 10,499.41
  4. Step 4: Simplify right side
    28,041.88x = 441,505,650.19
  5. Step 5: Solve for x
    x = 441,505,650.19/28,041.88
  6. Step 6: Final answer
    x = 15,744.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.