Home / 17,628.20-24,328.06-11,649.40

Finding the Fourth Proportional to 17,628.20, 24,328.06 and 11,649.40

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Solution

The fourth proportional to 17,628.20, 24,328.06 and 11,649.40 is: 16,076.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,628.20 : 24,328.06 = 11,649.40 : x
  2. Step 2: Convert to fraction form
    17,628.20/24,328.06 = 11,649.40/x
  3. Step 3: Cross multiply
    17,628.20x = 24,328.06 × 11,649.40
  4. Step 4: Simplify right side
    17,628.20x = 283,407,302.16
  5. Step 5: Solve for x
    x = 283,407,302.16/17,628.20
  6. Step 6: Final answer
    x = 16,076.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.