Home / 43,135.88-59,545.33-28,599.62

Finding the Fourth Proportional to 43,135.88, 59,545.33 and 28,599.62

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Solution

The fourth proportional to 43,135.88, 59,545.33 and 28,599.62 is: 39,479.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,135.88 : 59,545.33 = 28,599.62 : x
  2. Step 2: Convert to fraction form
    43,135.88/59,545.33 = 28,599.62/x
  3. Step 3: Cross multiply
    43,135.88x = 59,545.33 × 28,599.62
  4. Step 4: Simplify right side
    43,135.88x = 1,702,973,441.55
  5. Step 5: Solve for x
    x = 1,702,973,441.55/43,135.88
  6. Step 6: Final answer
    x = 39,479.28

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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.