Home / 20,596.24-30,835.99-13,555.08

Finding the Fourth Proportional to 20,596.24, 30,835.99 and 13,555.08

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Solution

The fourth proportional to 20,596.24, 30,835.99 and 13,555.08 is: 20,294.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,596.24 : 30,835.99 = 13,555.08 : x
  2. Step 2: Convert to fraction form
    20,596.24/30,835.99 = 13,555.08/x
  3. Step 3: Cross multiply
    20,596.24x = 30,835.99 × 13,555.08
  4. Step 4: Simplify right side
    20,596.24x = 417,984,328.27
  5. Step 5: Solve for x
    x = 417,984,328.27/20,596.24
  6. Step 6: Final answer
    x = 20,294.20

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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.