Home / 31,211.34-46,828.68-16,209.09

Finding the Fourth Proportional to 31,211.34, 46,828.68 and 16,209.09

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Solution

The fourth proportional to 31,211.34, 46,828.68 and 16,209.09 is: 24,319.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,211.34 : 46,828.68 = 16,209.09 : x
  2. Step 2: Convert to fraction form
    31,211.34/46,828.68 = 16,209.09/x
  3. Step 3: Cross multiply
    31,211.34x = 46,828.68 × 16,209.09
  4. Step 4: Simplify right side
    31,211.34x = 759,050,288.70
  5. Step 5: Solve for x
    x = 759,050,288.70/31,211.34
  6. Step 6: Final answer
    x = 24,319.70

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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.