Home / 47,146.46-70,764.12-17,189.67

Finding the Fourth Proportional to 47,146.46, 70,764.12 and 17,189.67

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Solution

The fourth proportional to 47,146.46, 70,764.12 and 17,189.67 is: 25,800.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,146.46 : 70,764.12 = 17,189.67 : x
  2. Step 2: Convert to fraction form
    47,146.46/70,764.12 = 17,189.67/x
  3. Step 3: Cross multiply
    47,146.46x = 70,764.12 × 17,189.67
  4. Step 4: Simplify right side
    47,146.46x = 1,216,411,870.64
  5. Step 5: Solve for x
    x = 1,216,411,870.64/47,146.46
  6. Step 6: Final answer
    x = 25,800.71

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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.