Home / 13,767.84-20,653.14-5,003.46

Finding the Fourth Proportional to 13,767.84, 20,653.14 and 5,003.46

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Solution

The fourth proportional to 13,767.84, 20,653.14 and 5,003.46 is: 7,505.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,767.84 : 20,653.14 = 5,003.46 : x
  2. Step 2: Convert to fraction form
    13,767.84/20,653.14 = 5,003.46/x
  3. Step 3: Cross multiply
    13,767.84x = 20,653.14 × 5,003.46
  4. Step 4: Simplify right side
    13,767.84x = 103,337,159.86
  5. Step 5: Solve for x
    x = 103,337,159.86/13,767.84
  6. Step 6: Final answer
    x = 7,505.69

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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.