Home / 15,631.40-23,441.34-5,768.12

Finding the Fourth Proportional to 15,631.40, 23,441.34 and 5,768.12

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Solution

The fourth proportional to 15,631.40, 23,441.34 and 5,768.12 is: 8,650.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,631.40 : 23,441.34 = 5,768.12 : x
  2. Step 2: Convert to fraction form
    15,631.40/23,441.34 = 5,768.12/x
  3. Step 3: Cross multiply
    15,631.40x = 23,441.34 × 5,768.12
  4. Step 4: Simplify right side
    15,631.40x = 135,212,462.08
  5. Step 5: Solve for x
    x = 135,212,462.08/15,631.40
  6. Step 6: Final answer
    x = 8,650.05

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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.