Home / 53,516.53-80,271.72-16,075.78

Finding the Fourth Proportional to 53,516.53, 80,271.72 and 16,075.78

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Solution

The fourth proportional to 53,516.53, 80,271.72 and 16,075.78 is: 24,112.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,516.53 : 80,271.72 = 16,075.78 : x
  2. Step 2: Convert to fraction form
    53,516.53/80,271.72 = 16,075.78/x
  3. Step 3: Cross multiply
    53,516.53x = 80,271.72 × 16,075.78
  4. Step 4: Simplify right side
    53,516.53x = 1,290,430,310.26
  5. Step 5: Solve for x
    x = 1,290,430,310.26/53,516.53
  6. Step 6: Final answer
    x = 24,112.74

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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.