Home / 15,596.04-21,521.90-8,522.31

Finding the Fourth Proportional to 15,596.04, 21,521.90 and 8,522.31

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Solution

The fourth proportional to 15,596.04, 21,521.90 and 8,522.31 is: 11,760.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,596.04 : 21,521.90 = 8,522.31 : x
  2. Step 2: Convert to fraction form
    15,596.04/21,521.90 = 8,522.31/x
  3. Step 3: Cross multiply
    15,596.04x = 21,521.90 × 8,522.31
  4. Step 4: Simplify right side
    15,596.04x = 183,416,405.60
  5. Step 5: Solve for x
    x = 183,416,405.60/15,596.04
  6. Step 6: Final answer
    x = 11,760.44

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1.5x scale

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.