Home / 31,305.08-46,960.53-11,319.58

Finding the Fourth Proportional to 31,305.08, 46,960.53 and 11,319.58

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Solution

The fourth proportional to 31,305.08, 46,960.53 and 11,319.58 is: 16,980.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,305.08 : 46,960.53 = 11,319.58 : x
  2. Step 2: Convert to fraction form
    31,305.08/46,960.53 = 11,319.58/x
  3. Step 3: Cross multiply
    31,305.08x = 46,960.53 × 11,319.58
  4. Step 4: Simplify right side
    31,305.08x = 531,573,492.43
  5. Step 5: Solve for x
    x = 531,573,492.43/31,305.08
  6. Step 6: Final answer
    x = 16,980.42

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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.