Home / 13,056.88-19,587.48-6,483.28

Finding the Fourth Proportional to 13,056.88, 19,587.48 and 6,483.28

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Solution

The fourth proportional to 13,056.88, 19,587.48 and 6,483.28 is: 9,725.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,056.88 : 19,587.48 = 6,483.28 : x
  2. Step 2: Convert to fraction form
    13,056.88/19,587.48 = 6,483.28/x
  3. Step 3: Cross multiply
    13,056.88x = 19,587.48 × 6,483.28
  4. Step 4: Simplify right side
    13,056.88x = 126,991,117.33
  5. Step 5: Solve for x
    x = 126,991,117.33/13,056.88
  6. Step 6: Final answer
    x = 9,725.99

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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.