Home / 39,818.24-59,727.36-12,116

Finding the Fourth Proportional to 39,818.24, 59,727.36 and 12,116

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Solution

The fourth proportional to 39,818.24, 59,727.36 and 12,116 is: 18,174

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,818.24 : 59,727.36 = 12,116 : x
  2. Step 2: Convert to fraction form
    39,818.24/59,727.36 = 12,116/x
  3. Step 3: Cross multiply
    39,818.24x = 59,727.36 × 12,116
  4. Step 4: Simplify right side
    39,818.24x = 723,656,693.76
  5. Step 5: Solve for x
    x = 723,656,693.76/39,818.24
  6. Step 6: Final answer
    x = 18,174

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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.