Home / 46,409.85-69,603.63-21,425.90

Finding the Fourth Proportional to 46,409.85, 69,603.63 and 21,425.90

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Solution

The fourth proportional to 46,409.85, 69,603.63 and 21,425.90 is: 32,133.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,409.85 : 69,603.63 = 21,425.90 : x
  2. Step 2: Convert to fraction form
    46,409.85/69,603.63 = 21,425.90/x
  3. Step 3: Cross multiply
    46,409.85x = 69,603.63 × 21,425.90
  4. Step 4: Simplify right side
    46,409.85x = 1,491,320,574.93
  5. Step 5: Solve for x
    x = 1,491,320,574.93/46,409.85
  6. Step 6: Final answer
    x = 32,133.71

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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.