Home / 13,208.64-19,817.28-6,282.24

Finding the Fourth Proportional to 13,208.64, 19,817.28 and 6,282.24

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Solution

The fourth proportional to 13,208.64, 19,817.28 and 6,282.24 is: 9,425.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,208.64 : 19,817.28 = 6,282.24 : x
  2. Step 2: Convert to fraction form
    13,208.64/19,817.28 = 6,282.24/x
  3. Step 3: Cross multiply
    13,208.64x = 19,817.28 × 6,282.24
  4. Step 4: Simplify right side
    13,208.64x = 124,496,909.11
  5. Step 5: Solve for x
    x = 124,496,909.11/13,208.64
  6. Step 6: Final answer
    x = 9,425.41

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1.5x scale

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.