Home / 44,539.40-61,434.78-28,643.96

Finding the Fourth Proportional to 44,539.40, 61,434.78 and 28,643.96

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Solution

The fourth proportional to 44,539.40, 61,434.78 and 28,643.96 is: 39,509.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,539.40 : 61,434.78 = 28,643.96 : x
  2. Step 2: Convert to fraction form
    44,539.40/61,434.78 = 28,643.96/x
  3. Step 3: Cross multiply
    44,539.40x = 61,434.78 × 28,643.96
  4. Step 4: Simplify right side
    44,539.40x = 1,759,735,380.93
  5. Step 5: Solve for x
    x = 1,759,735,380.93/44,539.40
  6. Step 6: Final answer
    x = 39,509.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.