Home / 28,018.32-42,049.32-10,493.16

Finding the Fourth Proportional to 28,018.32, 42,049.32 and 10,493.16

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Solution

The fourth proportional to 28,018.32, 42,049.32 and 10,493.16 is: 15,747.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,018.32 : 42,049.32 = 10,493.16 : x
  2. Step 2: Convert to fraction form
    28,018.32/42,049.32 = 10,493.16/x
  3. Step 3: Cross multiply
    28,018.32x = 42,049.32 × 10,493.16
  4. Step 4: Simplify right side
    28,018.32x = 441,230,242.65
  5. Step 5: Solve for x
    x = 441,230,242.65/28,018.32
  6. Step 6: Final answer
    x = 15,747.92

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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.