Home / 46,586.25-69,890.31-15,421.50

Finding the Fourth Proportional to 46,586.25, 69,890.31 and 15,421.50

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Solution

The fourth proportional to 46,586.25, 69,890.31 and 15,421.50 is: 23,135.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,586.25 : 69,890.31 = 15,421.50 : x
  2. Step 2: Convert to fraction form
    46,586.25/69,890.31 = 15,421.50/x
  3. Step 3: Cross multiply
    46,586.25x = 69,890.31 × 15,421.50
  4. Step 4: Simplify right side
    46,586.25x = 1,077,813,415.67
  5. Step 5: Solve for x
    x = 1,077,813,415.67/46,586.25
  6. Step 6: Final answer
    x = 23,135.87

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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.