Home / 14,584.66-20,125.69-8,615.19

Finding the Fourth Proportional to 14,584.66, 20,125.69 and 8,615.19

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Solution

The fourth proportional to 14,584.66, 20,125.69 and 8,615.19 is: 11,888.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,584.66 : 20,125.69 = 8,615.19 : x
  2. Step 2: Convert to fraction form
    14,584.66/20,125.69 = 8,615.19/x
  3. Step 3: Cross multiply
    14,584.66x = 20,125.69 × 8,615.19
  4. Step 4: Simplify right side
    14,584.66x = 173,386,643.23
  5. Step 5: Solve for x
    x = 173,386,643.23/14,584.66
  6. Step 6: Final answer
    x = 11,888.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.