Home / 14,346.72-19,793.76-8,057.92

Finding the Fourth Proportional to 14,346.72, 19,793.76 and 8,057.92

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Solution

The fourth proportional to 14,346.72, 19,793.76 and 8,057.92 is: 11,117.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,346.72 : 19,793.76 = 8,057.92 : x
  2. Step 2: Convert to fraction form
    14,346.72/19,793.76 = 8,057.92/x
  3. Step 3: Cross multiply
    14,346.72x = 19,793.76 × 8,057.92
  4. Step 4: Simplify right side
    14,346.72x = 159,496,534.58
  5. Step 5: Solve for x
    x = 159,496,534.58/14,346.72
  6. Step 6: Final answer
    x = 11,117.28

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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.