Home / 31,829.50-47,697.51-16,012.79

Finding the Fourth Proportional to 31,829.50, 47,697.51 and 16,012.79

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Solution

The fourth proportional to 31,829.50, 47,697.51 and 16,012.79 is: 23,995.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,829.50 : 47,697.51 = 16,012.79 : x
  2. Step 2: Convert to fraction form
    31,829.50/47,697.51 = 16,012.79/x
  3. Step 3: Cross multiply
    31,829.50x = 47,697.51 × 16,012.79
  4. Step 4: Simplify right side
    31,829.50x = 763,769,972.67
  5. Step 5: Solve for x
    x = 763,769,972.67/31,829.50
  6. Step 6: Final answer
    x = 23,995.67

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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.