Home / 16,423.04-22,663.76-8,971.04

Finding the Fourth Proportional to 16,423.04, 22,663.76 and 8,971.04

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Solution

The fourth proportional to 16,423.04, 22,663.76 and 8,971.04 is: 12,380.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,423.04 : 22,663.76 = 8,971.04 : x
  2. Step 2: Convert to fraction form
    16,423.04/22,663.76 = 8,971.04/x
  3. Step 3: Cross multiply
    16,423.04x = 22,663.76 × 8,971.04
  4. Step 4: Simplify right side
    16,423.04x = 203,317,497.51
  5. Step 5: Solve for x
    x = 203,317,497.51/16,423.04
  6. Step 6: Final answer
    x = 12,380.02

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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.