Home / 47,114.46-70,678.69-15,518.69

Finding the Fourth Proportional to 47,114.46, 70,678.69 and 15,518.69

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Solution

The fourth proportional to 47,114.46, 70,678.69 and 15,518.69 is: 23,280.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,114.46 : 70,678.69 = 15,518.69 : x
  2. Step 2: Convert to fraction form
    47,114.46/70,678.69 = 15,518.69/x
  3. Step 3: Cross multiply
    47,114.46x = 70,678.69 × 15,518.69
  4. Step 4: Simplify right side
    47,114.46x = 1,096,840,679.72
  5. Step 5: Solve for x
    x = 1,096,840,679.72/47,114.46
  6. Step 6: Final answer
    x = 23,280.34

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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.