Home / 32,815.68-49,221.90-9,123.06

Finding the Fourth Proportional to 32,815.68, 49,221.90 and 9,123.06

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Solution

The fourth proportional to 32,815.68, 49,221.90 and 9,123.06 is: 13,684.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,815.68 : 49,221.90 = 9,123.06 : x
  2. Step 2: Convert to fraction form
    32,815.68/49,221.90 = 9,123.06/x
  3. Step 3: Cross multiply
    32,815.68x = 49,221.90 × 9,123.06
  4. Step 4: Simplify right side
    32,815.68x = 449,054,347.01
  5. Step 5: Solve for x
    x = 449,054,347.01/32,815.68
  6. Step 6: Final answer
    x = 13,684.14

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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.