Home / 31,609.44-47,418.48-10,830.24

Finding the Fourth Proportional to 31,609.44, 47,418.48 and 10,830.24

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Solution

The fourth proportional to 31,609.44, 47,418.48 and 10,830.24 is: 16,246.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,609.44 : 47,418.48 = 10,830.24 : x
  2. Step 2: Convert to fraction form
    31,609.44/47,418.48 = 10,830.24/x
  3. Step 3: Cross multiply
    31,609.44x = 47,418.48 × 10,830.24
  4. Step 4: Simplify right side
    31,609.44x = 513,553,518.84
  5. Step 5: Solve for x
    x = 513,553,518.84/31,609.44
  6. Step 6: Final answer
    x = 16,246.84

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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.