Home / 14,680.28-20,259.24-8,392.52

Finding the Fourth Proportional to 14,680.28, 20,259.24 and 8,392.52

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Solution

The fourth proportional to 14,680.28, 20,259.24 and 8,392.52 is: 11,581.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,680.28 : 20,259.24 = 8,392.52 : x
  2. Step 2: Convert to fraction form
    14,680.28/20,259.24 = 8,392.52/x
  3. Step 3: Cross multiply
    14,680.28x = 20,259.24 × 8,392.52
  4. Step 4: Simplify right side
    14,680.28x = 170,026,076.88
  5. Step 5: Solve for x
    x = 170,026,076.88/14,680.28
  6. Step 6: Final answer
    x = 11,581.94

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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.