Home / 17,586.72-26,386.16-11,005.07

Finding the Fourth Proportional to 17,586.72, 26,386.16 and 11,005.07

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Solution

The fourth proportional to 17,586.72, 26,386.16 and 11,005.07 is: 16,511.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,586.72 : 26,386.16 = 11,005.07 : x
  2. Step 2: Convert to fraction form
    17,586.72/26,386.16 = 11,005.07/x
  3. Step 3: Cross multiply
    17,586.72x = 26,386.16 × 11,005.07
  4. Step 4: Simplify right side
    17,586.72x = 290,381,350.88
  5. Step 5: Solve for x
    x = 290,381,350.88/17,586.72
  6. Step 6: Final answer
    x = 16,511.40

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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.