Home / 53,270.85-79,883.04-28,304.88

Finding the Fourth Proportional to 53,270.85, 79,883.04 and 28,304.88

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Solution

The fourth proportional to 53,270.85, 79,883.04 and 28,304.88 is: 42,444.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,270.85 : 79,883.04 = 28,304.88 : x
  2. Step 2: Convert to fraction form
    53,270.85/79,883.04 = 28,304.88/x
  3. Step 3: Cross multiply
    53,270.85x = 79,883.04 × 28,304.88
  4. Step 4: Simplify right side
    53,270.85x = 2,261,079,861.24
  5. Step 5: Solve for x
    x = 2,261,079,861.24/53,270.85
  6. Step 6: Final answer
    x = 42,444.97

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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.