Home / 15,408.43-23,110.86-4,316.01

Finding the Fourth Proportional to 15,408.43, 23,110.86 and 4,316.01

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Solution

The fourth proportional to 15,408.43, 23,110.86 and 4,316.01 is: 6,473.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,408.43 : 23,110.86 = 4,316.01 : x
  2. Step 2: Convert to fraction form
    15,408.43/23,110.86 = 4,316.01/x
  3. Step 3: Cross multiply
    15,408.43x = 23,110.86 × 4,316.01
  4. Step 4: Simplify right side
    15,408.43x = 99,746,702.87
  5. Step 5: Solve for x
    x = 99,746,702.87/15,408.43
  6. Step 6: Final answer
    x = 6,473.52

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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.