Home / 15,886.91-23,832.78-4,792.16

Finding the Fourth Proportional to 15,886.91, 23,832.78 and 4,792.16

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Solution

The fourth proportional to 15,886.91, 23,832.78 and 4,792.16 is: 7,188.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,886.91 : 23,832.78 = 4,792.16 : x
  2. Step 2: Convert to fraction form
    15,886.91/23,832.78 = 4,792.16/x
  3. Step 3: Cross multiply
    15,886.91x = 23,832.78 × 4,792.16
  4. Step 4: Simplify right side
    15,886.91x = 114,210,495.00
  5. Step 5: Solve for x
    x = 114,210,495.00/15,886.91
  6. Step 6: Final answer
    x = 7,188.97

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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.