Home / 14,443.24-19,932.08-8,156.56

Finding the Fourth Proportional to 14,443.24, 19,932.08 and 8,156.56

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Solution

The fourth proportional to 14,443.24, 19,932.08 and 8,156.56 is: 11,256.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,443.24 : 19,932.08 = 8,156.56 : x
  2. Step 2: Convert to fraction form
    14,443.24/19,932.08 = 8,156.56/x
  3. Step 3: Cross multiply
    14,443.24x = 19,932.08 × 8,156.56
  4. Step 4: Simplify right side
    14,443.24x = 162,577,206.44
  5. Step 5: Solve for x
    x = 162,577,206.44/14,443.24
  6. Step 6: Final answer
    x = 11,256.28

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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.