Home / 28,262.57-42,399.85-10,732.01

Finding the Fourth Proportional to 28,262.57, 42,399.85 and 10,732.01

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Solution

The fourth proportional to 28,262.57, 42,399.85 and 10,732.01 is: 16,100.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,262.57 : 42,399.85 = 10,732.01 : x
  2. Step 2: Convert to fraction form
    28,262.57/42,399.85 = 10,732.01/x
  3. Step 3: Cross multiply
    28,262.57x = 42,399.85 × 10,732.01
  4. Step 4: Simplify right side
    28,262.57x = 455,035,375.37
  5. Step 5: Solve for x
    x = 455,035,375.37/28,262.57
  6. Step 6: Final answer
    x = 16,100.29

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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.