Home / 17,371.20-26,057.04-12,482.40

Finding the Fourth Proportional to 17,371.20, 26,057.04 and 12,482.40

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Solution

The fourth proportional to 17,371.20, 26,057.04 and 12,482.40 is: 18,723.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,371.20 : 26,057.04 = 12,482.40 : x
  2. Step 2: Convert to fraction form
    17,371.20/26,057.04 = 12,482.40/x
  3. Step 3: Cross multiply
    17,371.20x = 26,057.04 × 12,482.40
  4. Step 4: Simplify right side
    17,371.20x = 325,254,396.10
  5. Step 5: Solve for x
    x = 325,254,396.10/17,371.20
  6. Step 6: Final answer
    x = 18,723.77

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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.