Home / 14,522.24-21,779.04-5,286.08

Finding the Fourth Proportional to 14,522.24, 21,779.04 and 5,286.08

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Solution

The fourth proportional to 14,522.24, 21,779.04 and 5,286.08 is: 7,927.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,522.24 : 21,779.04 = 5,286.08 : x
  2. Step 2: Convert to fraction form
    14,522.24/21,779.04 = 5,286.08/x
  3. Step 3: Cross multiply
    14,522.24x = 21,779.04 × 5,286.08
  4. Step 4: Simplify right side
    14,522.24x = 115,125,747.76
  5. Step 5: Solve for x
    x = 115,125,747.76/14,522.24
  6. Step 6: Final answer
    x = 7,927.55

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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.