Home / 17,603.60-26,429.99-12,043.13

Finding the Fourth Proportional to 17,603.60, 26,429.99 and 12,043.13

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Solution

The fourth proportional to 17,603.60, 26,429.99 and 12,043.13 is: 18,081.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,603.60 : 26,429.99 = 12,043.13 : x
  2. Step 2: Convert to fraction form
    17,603.60/26,429.99 = 12,043.13/x
  3. Step 3: Cross multiply
    17,603.60x = 26,429.99 × 12,043.13
  4. Step 4: Simplify right side
    17,603.60x = 318,299,613.10
  5. Step 5: Solve for x
    x = 318,299,613.10/17,603.60
  6. Step 6: Final answer
    x = 18,081.51

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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.