Home / 20,417.26-30,586.93-13,832.14

Finding the Fourth Proportional to 20,417.26, 30,586.93 and 13,832.14

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Solution

The fourth proportional to 20,417.26, 30,586.93 and 13,832.14 is: 20,721.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,417.26 : 30,586.93 = 13,832.14 : x
  2. Step 2: Convert to fraction form
    20,417.26/30,586.93 = 13,832.14/x
  3. Step 3: Cross multiply
    20,417.26x = 30,586.93 × 13,832.14
  4. Step 4: Simplify right side
    20,417.26x = 423,082,697.93
  5. Step 5: Solve for x
    x = 423,082,697.93/20,417.26
  6. Step 6: Final answer
    x = 20,721.82

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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.