Home / 31,769.12-47,620.32-10,701.88

Finding the Fourth Proportional to 31,769.12, 47,620.32 and 10,701.88

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Solution

The fourth proportional to 31,769.12, 47,620.32 and 10,701.88 is: 16,041.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,769.12 : 47,620.32 = 10,701.88 : x
  2. Step 2: Convert to fraction form
    31,769.12/47,620.32 = 10,701.88/x
  3. Step 3: Cross multiply
    31,769.12x = 47,620.32 × 10,701.88
  4. Step 4: Simplify right side
    31,769.12x = 509,626,950.20
  5. Step 5: Solve for x
    x = 509,626,950.20/31,769.12
  6. Step 6: Final answer
    x = 16,041.58

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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.