Home / 16,423.92-22,663.66-9,709.83

Finding the Fourth Proportional to 16,423.92, 22,663.66 and 9,709.83

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Solution

The fourth proportional to 16,423.92, 22,663.66 and 9,709.83 is: 13,398.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,423.92 : 22,663.66 = 9,709.83 : x
  2. Step 2: Convert to fraction form
    16,423.92/22,663.66 = 9,709.83/x
  3. Step 3: Cross multiply
    16,423.92x = 22,663.66 × 9,709.83
  4. Step 4: Simplify right side
    16,423.92x = 220,060,285.78
  5. Step 5: Solve for x
    x = 220,060,285.78/16,423.92
  6. Step 6: Final answer
    x = 13,398.77

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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.