Home / 31,215.34-46,834.68-16,213.09

Finding the Fourth Proportional to 31,215.34, 46,834.68 and 16,213.09

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Solution

The fourth proportional to 31,215.34, 46,834.68 and 16,213.09 is: 24,325.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,215.34 : 46,834.68 = 16,213.09 : x
  2. Step 2: Convert to fraction form
    31,215.34/46,834.68 = 16,213.09/x
  3. Step 3: Cross multiply
    31,215.34x = 46,834.68 × 16,213.09
  4. Step 4: Simplify right side
    31,215.34x = 759,334,881.96
  5. Step 5: Solve for x
    x = 759,334,881.96/31,215.34
  6. Step 6: Final answer
    x = 24,325.70

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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.