Home / 31,927.08-47,816.81-30,819.92

Finding the Fourth Proportional to 31,927.08, 47,816.81 and 30,819.92

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Solution

The fourth proportional to 31,927.08, 47,816.81 and 30,819.92 is: 46,158.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,927.08 : 47,816.81 = 30,819.92 : x
  2. Step 2: Convert to fraction form
    31,927.08/47,816.81 = 30,819.92/x
  3. Step 3: Cross multiply
    31,927.08x = 47,816.81 × 30,819.92
  4. Step 4: Simplify right side
    31,927.08x = 1,473,709,981.25
  5. Step 5: Solve for x
    x = 1,473,709,981.25/31,927.08
  6. Step 6: Final answer
    x = 46,158.62

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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.