Home / 56,436.14-84,666.97-28,369.64

Finding the Fourth Proportional to 56,436.14, 84,666.97 and 28,369.64

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Solution

The fourth proportional to 56,436.14, 84,666.97 and 28,369.64 is: 42,560.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,436.14 : 84,666.97 = 28,369.64 : x
  2. Step 2: Convert to fraction form
    56,436.14/84,666.97 = 28,369.64/x
  3. Step 3: Cross multiply
    56,436.14x = 84,666.97 × 28,369.64
  4. Step 4: Simplify right side
    56,436.14x = 2,401,971,705.92
  5. Step 5: Solve for x
    x = 2,401,971,705.92/56,436.14
  6. Step 6: Final answer
    x = 42,560.88

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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.