Home / 51,503.16-71,075.62-28,841.96

Finding the Fourth Proportional to 51,503.16, 71,075.62 and 28,841.96

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Solution

The fourth proportional to 51,503.16, 71,075.62 and 28,841.96 is: 39,802.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,503.16 : 71,075.62 = 28,841.96 : x
  2. Step 2: Convert to fraction form
    51,503.16/71,075.62 = 28,841.96/x
  3. Step 3: Cross multiply
    51,503.16x = 71,075.62 × 28,841.96
  4. Step 4: Simplify right side
    51,503.16x = 2,049,960,189.02
  5. Step 5: Solve for x
    x = 2,049,960,189.02/51,503.16
  6. Step 6: Final answer
    x = 39,802.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.