Home / 14,849.29-20,484.60-8,879.38

Finding the Fourth Proportional to 14,849.29, 20,484.60 and 8,879.38

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Solution

The fourth proportional to 14,849.29, 20,484.60 and 8,879.38 is: 12,249.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,849.29 : 20,484.60 = 8,879.38 : x
  2. Step 2: Convert to fraction form
    14,849.29/20,484.60 = 8,879.38/x
  3. Step 3: Cross multiply
    14,849.29x = 20,484.60 × 8,879.38
  4. Step 4: Simplify right side
    14,849.29x = 181,890,547.55
  5. Step 5: Solve for x
    x = 181,890,547.55/14,849.29
  6. Step 6: Final answer
    x = 12,249.11

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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.