Home / 14,088.52-21,116.85-6,682.69

Finding the Fourth Proportional to 14,088.52, 21,116.85 and 6,682.69

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Solution

The fourth proportional to 14,088.52, 21,116.85 and 6,682.69 is: 10,016.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,088.52 : 21,116.85 = 6,682.69 : x
  2. Step 2: Convert to fraction form
    14,088.52/21,116.85 = 6,682.69/x
  3. Step 3: Cross multiply
    14,088.52x = 21,116.85 × 6,682.69
  4. Step 4: Simplify right side
    14,088.52x = 141,117,362.33
  5. Step 5: Solve for x
    x = 141,117,362.33/14,088.52
  6. Step 6: Final answer
    x = 10,016.48

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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.