Home / 28,296.18-42,451.38-10,756.44

Finding the Fourth Proportional to 28,296.18, 42,451.38 and 10,756.44

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Solution

The fourth proportional to 28,296.18, 42,451.38 and 10,756.44 is: 16,137.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,296.18 : 42,451.38 = 10,756.44 : x
  2. Step 2: Convert to fraction form
    28,296.18/42,451.38 = 10,756.44/x
  3. Step 3: Cross multiply
    28,296.18x = 42,451.38 × 10,756.44
  4. Step 4: Simplify right side
    28,296.18x = 456,625,721.89
  5. Step 5: Solve for x
    x = 456,625,721.89/28,296.18
  6. Step 6: Final answer
    x = 16,137.36

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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.