Home / 14,141.10-19,491.48-11,303.46

Finding the Fourth Proportional to 14,141.10, 19,491.48 and 11,303.46

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Solution

The fourth proportional to 14,141.10, 19,491.48 and 11,303.46 is: 15,580.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,141.10 : 19,491.48 = 11,303.46 : x
  2. Step 2: Convert to fraction form
    14,141.10/19,491.48 = 11,303.46/x
  3. Step 3: Cross multiply
    14,141.10x = 19,491.48 × 11,303.46
  4. Step 4: Simplify right side
    14,141.10x = 220,321,164.52
  5. Step 5: Solve for x
    x = 220,321,164.52/14,141.10
  6. Step 6: Final answer
    x = 15,580.20

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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.