Home / 14,246.65-21,368.35-3,857.59

Finding the Fourth Proportional to 14,246.65, 21,368.35 and 3,857.59

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Solution

The fourth proportional to 14,246.65, 21,368.35 and 3,857.59 is: 5,785.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,246.65 : 21,368.35 = 3,857.59 : x
  2. Step 2: Convert to fraction form
    14,246.65/21,368.35 = 3,857.59/x
  3. Step 3: Cross multiply
    14,246.65x = 21,368.35 × 3,857.59
  4. Step 4: Simplify right side
    14,246.65x = 82,430,333.28
  5. Step 5: Solve for x
    x = 82,430,333.28/14,246.65
  6. Step 6: Final answer
    x = 5,785.94

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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.