Home / 14,224.28-19,624.82-9,191.46

Finding the Fourth Proportional to 14,224.28, 19,624.82 and 9,191.46

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Solution

The fourth proportional to 14,224.28, 19,624.82 and 9,191.46 is: 12,681.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,224.28 : 19,624.82 = 9,191.46 : x
  2. Step 2: Convert to fraction form
    14,224.28/19,624.82 = 9,191.46/x
  3. Step 3: Cross multiply
    14,224.28x = 19,624.82 × 9,191.46
  4. Step 4: Simplify right side
    14,224.28x = 180,380,702.08
  5. Step 5: Solve for x
    x = 180,380,702.08/14,224.28
  6. Step 6: Final answer
    x = 12,681.19

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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.