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Finding the Fourth Proportional to 47,093.84, 70,640.64 and 15,950.96

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Solution

The fourth proportional to 47,093.84, 70,640.64 and 15,950.96 is: 23,926.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,093.84 : 70,640.64 = 15,950.96 : x
  2. Step 2: Convert to fraction form
    47,093.84/70,640.64 = 15,950.96/x
  3. Step 3: Cross multiply
    47,093.84x = 70,640.64 × 15,950.96
  4. Step 4: Simplify right side
    47,093.84x = 1,126,786,023.01
  5. Step 5: Solve for x
    x = 1,126,786,023.01/47,093.84
  6. Step 6: Final answer
    x = 23,926.40

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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.