Home / 14,173.91-19,535.25-10,389.05

Finding the Fourth Proportional to 14,173.91, 19,535.25 and 10,389.05

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Solution

The fourth proportional to 14,173.91, 19,535.25 and 10,389.05 is: 14,318.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,173.91 : 19,535.25 = 10,389.05 : x
  2. Step 2: Convert to fraction form
    14,173.91/19,535.25 = 10,389.05/x
  3. Step 3: Cross multiply
    14,173.91x = 19,535.25 × 10,389.05
  4. Step 4: Simplify right side
    14,173.91x = 202,952,591.34
  5. Step 5: Solve for x
    x = 202,952,591.34/14,173.91
  6. Step 6: Final answer
    x = 14,318.75

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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.