Home / 18,663.90-27,914.85-16,703.70

Finding the Fourth Proportional to 18,663.90, 27,914.85 and 16,703.70

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Solution

The fourth proportional to 18,663.90, 27,914.85 and 16,703.70 is: 24,983.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,663.90 : 27,914.85 = 16,703.70 : x
  2. Step 2: Convert to fraction form
    18,663.90/27,914.85 = 16,703.70/x
  3. Step 3: Cross multiply
    18,663.90x = 27,914.85 × 16,703.70
  4. Step 4: Simplify right side
    18,663.90x = 466,281,279.95
  5. Step 5: Solve for x
    x = 466,281,279.95/18,663.90
  6. Step 6: Final answer
    x = 24,983.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.