Home / 16,423.56-22,666.32-9,348.84

Finding the Fourth Proportional to 16,423.56, 22,666.32 and 9,348.84

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Solution

The fourth proportional to 16,423.56, 22,666.32 and 9,348.84 is: 12,902.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,423.56 : 22,666.32 = 9,348.84 : x
  2. Step 2: Convert to fraction form
    16,423.56/22,666.32 = 9,348.84/x
  3. Step 3: Cross multiply
    16,423.56x = 22,666.32 × 9,348.84
  4. Step 4: Simplify right side
    16,423.56x = 211,903,799.07
  5. Step 5: Solve for x
    x = 211,903,799.07/16,423.56
  6. Step 6: Final answer
    x = 12,902.43

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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.