Home / 17,445.12-26,167.68-4,297.74

Finding the Fourth Proportional to 17,445.12, 26,167.68 and 4,297.74

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Solution

The fourth proportional to 17,445.12, 26,167.68 and 4,297.74 is: 6,446.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,445.12 : 26,167.68 = 4,297.74 : x
  2. Step 2: Convert to fraction form
    17,445.12/26,167.68 = 4,297.74/x
  3. Step 3: Cross multiply
    17,445.12x = 26,167.68 × 4,297.74
  4. Step 4: Simplify right side
    17,445.12x = 112,461,885.04
  5. Step 5: Solve for x
    x = 112,461,885.04/17,445.12
  6. Step 6: Final answer
    x = 6,446.61

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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.