Home / 31,212.34-46,830.18-16,210.09

Finding the Fourth Proportional to 31,212.34, 46,830.18 and 16,210.09

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Solution

The fourth proportional to 31,212.34, 46,830.18 and 16,210.09 is: 24,321.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,212.34 : 46,830.18 = 16,210.09 : x
  2. Step 2: Convert to fraction form
    31,212.34/46,830.18 = 16,210.09/x
  3. Step 3: Cross multiply
    31,212.34x = 46,830.18 × 16,210.09
  4. Step 4: Simplify right side
    31,212.34x = 759,121,432.52
  5. Step 5: Solve for x
    x = 759,121,432.52/31,212.34
  6. Step 6: Final answer
    x = 24,321.20

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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.