Home / 19,756.18-29,629.81-5,713.07

Finding the Fourth Proportional to 19,756.18, 29,629.81 and 5,713.07

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Solution

The fourth proportional to 19,756.18, 29,629.81 and 5,713.07 is: 8,568.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,756.18 : 29,629.81 = 5,713.07 : x
  2. Step 2: Convert to fraction form
    19,756.18/29,629.81 = 5,713.07/x
  3. Step 3: Cross multiply
    19,756.18x = 29,629.81 × 5,713.07
  4. Step 4: Simplify right side
    19,756.18x = 169,277,178.62
  5. Step 5: Solve for x
    x = 169,277,178.62/19,756.18
  6. Step 6: Final answer
    x = 8,568.32

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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.