Home / 32,286.18-48,431.10-11,509.68

Finding the Fourth Proportional to 32,286.18, 48,431.10 and 11,509.68

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Solution

The fourth proportional to 32,286.18, 48,431.10 and 11,509.68 is: 17,265.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,286.18 : 48,431.10 = 11,509.68 : x
  2. Step 2: Convert to fraction form
    32,286.18/48,431.10 = 11,509.68/x
  3. Step 3: Cross multiply
    32,286.18x = 48,431.10 × 11,509.68
  4. Step 4: Simplify right side
    32,286.18x = 557,426,463.05
  5. Step 5: Solve for x
    x = 557,426,463.05/32,286.18
  6. Step 6: Final answer
    x = 17,265.17

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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.