Home / 16,080.40-22,190.95-9,792.77

Finding the Fourth Proportional to 16,080.40, 22,190.95 and 9,792.77

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Solution

The fourth proportional to 16,080.40, 22,190.95 and 9,792.77 is: 13,514.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,080.40 : 22,190.95 = 9,792.77 : x
  2. Step 2: Convert to fraction form
    16,080.40/22,190.95 = 9,792.77/x
  3. Step 3: Cross multiply
    16,080.40x = 22,190.95 × 9,792.77
  4. Step 4: Simplify right side
    16,080.40x = 217,310,944.18
  5. Step 5: Solve for x
    x = 217,310,944.18/16,080.40
  6. Step 6: Final answer
    x = 13,514.03

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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.