Home / 25,804.63-38,679.54-16,415.11

Finding the Fourth Proportional to 25,804.63, 38,679.54 and 16,415.11

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Solution

The fourth proportional to 25,804.63, 38,679.54 and 16,415.11 is: 24,605.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,804.63 : 38,679.54 = 16,415.11 : x
  2. Step 2: Convert to fraction form
    25,804.63/38,679.54 = 16,415.11/x
  3. Step 3: Cross multiply
    25,804.63x = 38,679.54 × 16,415.11
  4. Step 4: Simplify right side
    25,804.63x = 634,928,903.85
  5. Step 5: Solve for x
    x = 634,928,903.85/25,804.63
  6. Step 6: Final answer
    x = 24,605.23

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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.