Home / 14,006.86-19,320.90-8,337.82

Finding the Fourth Proportional to 14,006.86, 19,320.90 and 8,337.82

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Solution

The fourth proportional to 14,006.86, 19,320.90 and 8,337.82 is: 11,501.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,006.86 : 19,320.90 = 8,337.82 : x
  2. Step 2: Convert to fraction form
    14,006.86/19,320.90 = 8,337.82/x
  3. Step 3: Cross multiply
    14,006.86x = 19,320.90 × 8,337.82
  4. Step 4: Simplify right side
    14,006.86x = 161,094,186.44
  5. Step 5: Solve for x
    x = 161,094,186.44/14,006.86
  6. Step 6: Final answer
    x = 11,501.09

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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.