Home / 39,816.33-59,711.65-13,156.26

Finding the Fourth Proportional to 39,816.33, 59,711.65 and 13,156.26

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Solution

The fourth proportional to 39,816.33, 59,711.65 and 13,156.26 is: 19,730.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,816.33 : 59,711.65 = 13,156.26 : x
  2. Step 2: Convert to fraction form
    39,816.33/59,711.65 = 13,156.26/x
  3. Step 3: Cross multiply
    39,816.33x = 59,711.65 × 13,156.26
  4. Step 4: Simplify right side
    39,816.33x = 785,581,992.43
  5. Step 5: Solve for x
    x = 785,581,992.43/39,816.33
  6. Step 6: Final answer
    x = 19,730.15

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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.