Home / 39,864.45-59,811.20-18,527.02

Finding the Fourth Proportional to 39,864.45, 59,811.20 and 18,527.02

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Solution

The fourth proportional to 39,864.45, 59,811.20 and 18,527.02 is: 27,797.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,864.45 : 59,811.20 = 18,527.02 : x
  2. Step 2: Convert to fraction form
    39,864.45/59,811.20 = 18,527.02/x
  3. Step 3: Cross multiply
    39,864.45x = 59,811.20 × 18,527.02
  4. Step 4: Simplify right side
    39,864.45x = 1,108,123,511.51
  5. Step 5: Solve for x
    x = 1,108,123,511.51/39,864.45
  6. Step 6: Final answer
    x = 27,797.28

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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.