Home / 21,576.89-32,364.58-7,536.87

Finding the Fourth Proportional to 21,576.89, 32,364.58 and 7,536.87

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Solution

The fourth proportional to 21,576.89, 32,364.58 and 7,536.87 is: 11,305.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,576.89 : 32,364.58 = 7,536.87 : x
  2. Step 2: Convert to fraction form
    21,576.89/32,364.58 = 7,536.87/x
  3. Step 3: Cross multiply
    21,576.89x = 32,364.58 × 7,536.87
  4. Step 4: Simplify right side
    21,576.89x = 243,927,632.06
  5. Step 5: Solve for x
    x = 243,927,632.06/21,576.89
  6. Step 6: Final answer
    x = 11,305.04

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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.