Home / 14,330.34-19,777.70-8,042.72

Finding the Fourth Proportional to 14,330.34, 19,777.70 and 8,042.72

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Solution

The fourth proportional to 14,330.34, 19,777.70 and 8,042.72 is: 11,099.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,330.34 : 19,777.70 = 8,042.72 : x
  2. Step 2: Convert to fraction form
    14,330.34/19,777.70 = 8,042.72/x
  3. Step 3: Cross multiply
    14,330.34x = 19,777.70 × 8,042.72
  4. Step 4: Simplify right side
    14,330.34x = 159,066,364.24
  5. Step 5: Solve for x
    x = 159,066,364.24/14,330.34
  6. Step 6: Final answer
    x = 11,099.97

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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.