Home / 15,719.14-23,578.86-4,626.04

Finding the Fourth Proportional to 15,719.14, 23,578.86 and 4,626.04

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Solution

The fourth proportional to 15,719.14, 23,578.86 and 4,626.04 is: 6,939.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,719.14 : 23,578.86 = 4,626.04 : x
  2. Step 2: Convert to fraction form
    15,719.14/23,578.86 = 4,626.04/x
  3. Step 3: Cross multiply
    15,719.14x = 23,578.86 × 4,626.04
  4. Step 4: Simplify right side
    15,719.14x = 109,076,749.51
  5. Step 5: Solve for x
    x = 109,076,749.51/15,719.14
  6. Step 6: Final answer
    x = 6,939.10

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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.