Home / 14,330.28-19,776.06-8,363.64

Finding the Fourth Proportional to 14,330.28, 19,776.06 and 8,363.64

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Solution

The fourth proportional to 14,330.28, 19,776.06 and 8,363.64 is: 11,541.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,330.28 : 19,776.06 = 8,363.64 : x
  2. Step 2: Convert to fraction form
    14,330.28/19,776.06 = 8,363.64/x
  3. Step 3: Cross multiply
    14,330.28x = 19,776.06 × 8,363.64
  4. Step 4: Simplify right side
    14,330.28x = 165,399,846.46
  5. Step 5: Solve for x
    x = 165,399,846.46/14,330.28
  6. Step 6: Final answer
    x = 11,541.98

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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.