Home / 28,952.61-43,436.40-16,954.89

Finding the Fourth Proportional to 28,952.61, 43,436.40 and 16,954.89

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Solution

The fourth proportional to 28,952.61, 43,436.40 and 16,954.89 is: 25,436.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,952.61 : 43,436.40 = 16,954.89 : x
  2. Step 2: Convert to fraction form
    28,952.61/43,436.40 = 16,954.89/x
  3. Step 3: Cross multiply
    28,952.61x = 43,436.40 × 16,954.89
  4. Step 4: Simplify right side
    28,952.61x = 736,459,599.87
  5. Step 5: Solve for x
    x = 736,459,599.87/28,952.61
  6. Step 6: Final answer
    x = 25,436.73

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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.