Home / 14,948.50-20,628.93-8,664.52

Finding the Fourth Proportional to 14,948.50, 20,628.93 and 8,664.52

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Solution

The fourth proportional to 14,948.50, 20,628.93 and 8,664.52 is: 11,957.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,948.50 : 20,628.93 = 8,664.52 : x
  2. Step 2: Convert to fraction form
    14,948.50/20,628.93 = 8,664.52/x
  3. Step 3: Cross multiply
    14,948.50x = 20,628.93 × 8,664.52
  4. Step 4: Simplify right side
    14,948.50x = 178,739,776.56
  5. Step 5: Solve for x
    x = 178,739,776.56/14,948.50
  6. Step 6: Final answer
    x = 11,957.04

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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.