Home / 15,408.42-23,112.62-4,316.75

Finding the Fourth Proportional to 15,408.42, 23,112.62 and 4,316.75

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Solution

The fourth proportional to 15,408.42, 23,112.62 and 4,316.75 is: 6,475.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,408.42 : 23,112.62 = 4,316.75 : x
  2. Step 2: Convert to fraction form
    15,408.42/23,112.62 = 4,316.75/x
  3. Step 3: Cross multiply
    15,408.42x = 23,112.62 × 4,316.75
  4. Step 4: Simplify right side
    15,408.42x = 99,771,402.39
  5. Step 5: Solve for x
    x = 99,771,402.39/15,408.42
  6. Step 6: Final answer
    x = 6,475.12

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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.