Home / 55,628.99-83,462.11-18,190.79

Finding the Fourth Proportional to 55,628.99, 83,462.11 and 18,190.79

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Solution

The fourth proportional to 55,628.99, 83,462.11 and 18,190.79 is: 27,292.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,628.99 : 83,462.11 = 18,190.79 : x
  2. Step 2: Convert to fraction form
    55,628.99/83,462.11 = 18,190.79/x
  3. Step 3: Cross multiply
    55,628.99x = 83,462.11 × 18,190.79
  4. Step 4: Simplify right side
    55,628.99x = 1,518,241,253.18
  5. Step 5: Solve for x
    x = 1,518,241,253.18/55,628.99
  6. Step 6: Final answer
    x = 27,292.27

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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.