Home / 51,560.08-77,187.03-28,115.44

Finding the Fourth Proportional to 51,560.08, 77,187.03 and 28,115.44

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Solution

The fourth proportional to 51,560.08, 77,187.03 and 28,115.44 is: 42,089.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,560.08 : 77,187.03 = 28,115.44 : x
  2. Step 2: Convert to fraction form
    51,560.08/77,187.03 = 28,115.44/x
  3. Step 3: Cross multiply
    51,560.08x = 77,187.03 × 28,115.44
  4. Step 4: Simplify right side
    51,560.08x = 2,170,147,012.34
  5. Step 5: Solve for x
    x = 2,170,147,012.34/51,560.08
  6. Step 6: Final answer
    x = 42,089.68

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1.5x scale

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.