Home / 47,208.42-70,812.63-11,669.67

Finding the Fourth Proportional to 47,208.42, 70,812.63 and 11,669.67

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Solution

The fourth proportional to 47,208.42, 70,812.63 and 11,669.67 is: 17,504.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,208.42 : 70,812.63 = 11,669.67 : x
  2. Step 2: Convert to fraction form
    47,208.42/70,812.63 = 11,669.67/x
  3. Step 3: Cross multiply
    47,208.42x = 70,812.63 × 11,669.67
  4. Step 4: Simplify right side
    47,208.42x = 826,360,023.93
  5. Step 5: Solve for x
    x = 826,360,023.93/47,208.42
  6. Step 6: Final answer
    x = 17,504.51

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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.