Home / 20,152.89-27,814.05-14,506.34

Finding the Fourth Proportional to 20,152.89, 27,814.05 and 14,506.34

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Solution

The fourth proportional to 20,152.89, 27,814.05 and 14,506.34 is: 20,020.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,152.89 : 27,814.05 = 14,506.34 : x
  2. Step 2: Convert to fraction form
    20,152.89/27,814.05 = 14,506.34/x
  3. Step 3: Cross multiply
    20,152.89x = 27,814.05 × 14,506.34
  4. Step 4: Simplify right side
    20,152.89x = 403,479,927.01
  5. Step 5: Solve for x
    x = 403,479,927.01/20,152.89
  6. Step 6: Final answer
    x = 20,020.95

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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.