Home / 47,288.28-70,933.11-14,011.71

Finding the Fourth Proportional to 47,288.28, 70,933.11 and 14,011.71

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Solution

The fourth proportional to 47,288.28, 70,933.11 and 14,011.71 is: 21,017.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,288.28 : 70,933.11 = 14,011.71 : x
  2. Step 2: Convert to fraction form
    47,288.28/70,933.11 = 14,011.71/x
  3. Step 3: Cross multiply
    47,288.28x = 70,933.11 × 14,011.71
  4. Step 4: Simplify right side
    47,288.28x = 993,894,166.72
  5. Step 5: Solve for x
    x = 993,894,166.72/47,288.28
  6. Step 6: Final answer
    x = 21,017.77

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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.