Home / 36,013.68-54,055.08-17,558.64

Finding the Fourth Proportional to 36,013.68, 54,055.08 and 17,558.64

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Solution

The fourth proportional to 36,013.68, 54,055.08 and 17,558.64 is: 26,354.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,013.68 : 54,055.08 = 17,558.64 : x
  2. Step 2: Convert to fraction form
    36,013.68/54,055.08 = 17,558.64/x
  3. Step 3: Cross multiply
    36,013.68x = 54,055.08 × 17,558.64
  4. Step 4: Simplify right side
    36,013.68x = 949,133,689.89
  5. Step 5: Solve for x
    x = 949,133,689.89/36,013.68
  6. Step 6: Final answer
    x = 26,354.81

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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.