Home / 14,948.25-20,628.59-8,664.27

Finding the Fourth Proportional to 14,948.25, 20,628.59 and 8,664.27

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Solution

The fourth proportional to 14,948.25, 20,628.59 and 8,664.27 is: 11,956.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,948.25 : 20,628.59 = 8,664.27 : x
  2. Step 2: Convert to fraction form
    14,948.25/20,628.59 = 8,664.27/x
  3. Step 3: Cross multiply
    14,948.25x = 20,628.59 × 8,664.27
  4. Step 4: Simplify right side
    14,948.25x = 178,731,630.16
  5. Step 5: Solve for x
    x = 178,731,630.16/14,948.25
  6. Step 6: Final answer
    x = 11,956.69

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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.