Home / 16,510.05-24,764.21-5,415.28

Finding the Fourth Proportional to 16,510.05, 24,764.21 and 5,415.28

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Solution

The fourth proportional to 16,510.05, 24,764.21 and 5,415.28 is: 8,122.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,510.05 : 24,764.21 = 5,415.28 : x
  2. Step 2: Convert to fraction form
    16,510.05/24,764.21 = 5,415.28/x
  3. Step 3: Cross multiply
    16,510.05x = 24,764.21 × 5,415.28
  4. Step 4: Simplify right side
    16,510.05x = 134,105,042.14
  5. Step 5: Solve for x
    x = 134,105,042.14/16,510.05
  6. Step 6: Final answer
    x = 8,122.63

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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.