Home / 46,539.56-69,782.88-31,766.36

Finding the Fourth Proportional to 46,539.56, 69,782.88 and 31,766.36

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Solution

The fourth proportional to 46,539.56, 69,782.88 and 31,766.36 is: 47,631.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,539.56 : 69,782.88 = 31,766.36 : x
  2. Step 2: Convert to fraction form
    46,539.56/69,782.88 = 31,766.36/x
  3. Step 3: Cross multiply
    46,539.56x = 69,782.88 × 31,766.36
  4. Step 4: Simplify right side
    46,539.56x = 2,216,748,087.92
  5. Step 5: Solve for x
    x = 2,216,748,087.92/46,539.56
  6. Step 6: Final answer
    x = 47,631.48

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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.