Home / 16,798.32-25,190.20-5,108.84

Finding the Fourth Proportional to 16,798.32, 25,190.20 and 5,108.84

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Solution

The fourth proportional to 16,798.32, 25,190.20 and 5,108.84 is: 7,661.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,798.32 : 25,190.20 = 5,108.84 : x
  2. Step 2: Convert to fraction form
    16,798.32/25,190.20 = 5,108.84/x
  3. Step 3: Cross multiply
    16,798.32x = 25,190.20 × 5,108.84
  4. Step 4: Simplify right side
    16,798.32x = 128,692,701.37
  5. Step 5: Solve for x
    x = 128,692,701.37/16,798.32
  6. Step 6: Final answer
    x = 7,661.05

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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.