Home / 53,106.56-79,657.92-18,046.56

Finding the Fourth Proportional to 53,106.56, 79,657.92 and 18,046.56

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Solution

The fourth proportional to 53,106.56, 79,657.92 and 18,046.56 is: 27,069.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,106.56 : 79,657.92 = 18,046.56 : x
  2. Step 2: Convert to fraction form
    53,106.56/79,657.92 = 18,046.56/x
  3. Step 3: Cross multiply
    53,106.56x = 79,657.92 × 18,046.56
  4. Step 4: Simplify right side
    53,106.56x = 1,437,551,432.76
  5. Step 5: Solve for x
    x = 1,437,551,432.76/53,106.56
  6. Step 6: Final answer
    x = 27,069.19

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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.