Home / 20,018.46-29,964.72-13,741.74

Finding the Fourth Proportional to 20,018.46, 29,964.72 and 13,741.74

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Solution

The fourth proportional to 20,018.46, 29,964.72 and 13,741.74 is: 20,569.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,018.46 : 29,964.72 = 13,741.74 : x
  2. Step 2: Convert to fraction form
    20,018.46/29,964.72 = 13,741.74/x
  3. Step 3: Cross multiply
    20,018.46x = 29,964.72 × 13,741.74
  4. Step 4: Simplify right side
    20,018.46x = 411,767,391.41
  5. Step 5: Solve for x
    x = 411,767,391.41/20,018.46
  6. Step 6: Final answer
    x = 20,569.38

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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.