Home / 34,787.35-52,087.53-28,621.77

Finding the Fourth Proportional to 34,787.35, 52,087.53 and 28,621.77

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Solution

The fourth proportional to 34,787.35, 52,087.53 and 28,621.77 is: 42,855.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,787.35 : 52,087.53 = 28,621.77 : x
  2. Step 2: Convert to fraction form
    34,787.35/52,087.53 = 28,621.77/x
  3. Step 3: Cross multiply
    34,787.35x = 52,087.53 × 28,621.77
  4. Step 4: Simplify right side
    34,787.35x = 1,490,837,303.53
  5. Step 5: Solve for x
    x = 1,490,837,303.53/34,787.35
  6. Step 6: Final answer
    x = 42,855.73

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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.