Home / 17,637.12-26,456.49-4,489.60

Finding the Fourth Proportional to 17,637.12, 26,456.49 and 4,489.60

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Solution

The fourth proportional to 17,637.12, 26,456.49 and 4,489.60 is: 6,734.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,637.12 : 26,456.49 = 4,489.60 : x
  2. Step 2: Convert to fraction form
    17,637.12/26,456.49 = 4,489.60/x
  3. Step 3: Cross multiply
    17,637.12x = 26,456.49 × 4,489.60
  4. Step 4: Simplify right side
    17,637.12x = 118,779,035.06
  5. Step 5: Solve for x
    x = 118,779,035.06/17,637.12
  6. Step 6: Final answer
    x = 6,734.61

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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.