Home / 14,451.86-19,960.02-9,727.94

Finding the Fourth Proportional to 14,451.86, 19,960.02 and 9,727.94

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Solution

The fourth proportional to 14,451.86, 19,960.02 and 9,727.94 is: 13,435.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,451.86 : 19,960.02 = 9,727.94 : x
  2. Step 2: Convert to fraction form
    14,451.86/19,960.02 = 9,727.94/x
  3. Step 3: Cross multiply
    14,451.86x = 19,960.02 × 9,727.94
  4. Step 4: Simplify right side
    14,451.86x = 194,169,876.96
  5. Step 5: Solve for x
    x = 194,169,876.96/14,451.86
  6. Step 6: Final answer
    x = 13,435.63

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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.