Home / 14,932.28-20,600.69-8,555.45

Finding the Fourth Proportional to 14,932.28, 20,600.69 and 8,555.45

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Solution

The fourth proportional to 14,932.28, 20,600.69 and 8,555.45 is: 11,803.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,932.28 : 20,600.69 = 8,555.45 : x
  2. Step 2: Convert to fraction form
    14,932.28/20,600.69 = 8,555.45/x
  3. Step 3: Cross multiply
    14,932.28x = 20,600.69 × 8,555.45
  4. Step 4: Simplify right side
    14,932.28x = 176,248,027.48
  5. Step 5: Solve for x
    x = 176,248,027.48/14,932.28
  6. Step 6: Final answer
    x = 11,803.15

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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.