Home / 57,457.08-86,185.62-18,017.27

Finding the Fourth Proportional to 57,457.08, 86,185.62 and 18,017.27

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Solution

The fourth proportional to 57,457.08, 86,185.62 and 18,017.27 is: 27,025.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,457.08 : 86,185.62 = 18,017.27 : x
  2. Step 2: Convert to fraction form
    57,457.08/86,185.62 = 18,017.27/x
  3. Step 3: Cross multiply
    57,457.08x = 86,185.62 × 18,017.27
  4. Step 4: Simplify right side
    57,457.08x = 1,552,829,477.93
  5. Step 5: Solve for x
    x = 1,552,829,477.93/57,457.08
  6. Step 6: Final answer
    x = 27,025.90

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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.