Home / 17,813.62-26,720.73-6,725.53

Finding the Fourth Proportional to 17,813.62, 26,720.73 and 6,725.53

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Solution

The fourth proportional to 17,813.62, 26,720.73 and 6,725.53 is: 10,088.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,813.62 : 26,720.73 = 6,725.53 : x
  2. Step 2: Convert to fraction form
    17,813.62/26,720.73 = 6,725.53/x
  3. Step 3: Cross multiply
    17,813.62x = 26,720.73 × 6,725.53
  4. Step 4: Simplify right side
    17,813.62x = 179,710,904.01
  5. Step 5: Solve for x
    x = 179,710,904.01/17,813.62
  6. Step 6: Final answer
    x = 10,088.40

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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.