Home / 14,515.65-21,768.84-4,652.58

Finding the Fourth Proportional to 14,515.65, 21,768.84 and 4,652.58

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Solution

The fourth proportional to 14,515.65, 21,768.84 and 4,652.58 is: 6,977.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,515.65 : 21,768.84 = 4,652.58 : x
  2. Step 2: Convert to fraction form
    14,515.65/21,768.84 = 4,652.58/x
  3. Step 3: Cross multiply
    14,515.65x = 21,768.84 × 4,652.58
  4. Step 4: Simplify right side
    14,515.65x = 101,281,269.61
  5. Step 5: Solve for x
    x = 101,281,269.61/14,515.65
  6. Step 6: Final answer
    x = 6,977.38

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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.