Home / 16,511.40-24,767.10-5,415.44

Finding the Fourth Proportional to 16,511.40, 24,767.10 and 5,415.44

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Solution

The fourth proportional to 16,511.40, 24,767.10 and 5,415.44 is: 8,123.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,511.40 : 24,767.10 = 5,415.44 : x
  2. Step 2: Convert to fraction form
    16,511.40/24,767.10 = 5,415.44/x
  3. Step 3: Cross multiply
    16,511.40x = 24,767.10 × 5,415.44
  4. Step 4: Simplify right side
    16,511.40x = 134,124,620.19
  5. Step 5: Solve for x
    x = 134,124,620.19/16,511.40
  6. Step 6: Final answer
    x = 8,123.15

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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.