Home / 39,516.48-59,270.40-11,808

Finding the Fourth Proportional to 39,516.48, 59,270.40 and 11,808

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Solution

The fourth proportional to 39,516.48, 59,270.40 and 11,808 is: 17,710.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,516.48 : 59,270.40 = 11,808 : x
  2. Step 2: Convert to fraction form
    39,516.48/59,270.40 = 11,808/x
  3. Step 3: Cross multiply
    39,516.48x = 59,270.40 × 11,808
  4. Step 4: Simplify right side
    39,516.48x = 699,864,883.20
  5. Step 5: Solve for x
    x = 699,864,883.20/39,516.48
  6. Step 6: Final answer
    x = 17,710.71

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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.