Home / 23,068.16-31,833.91-12,999.83

Finding the Fourth Proportional to 23,068.16, 31,833.91 and 12,999.83

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Solution

The fourth proportional to 23,068.16, 31,833.91 and 12,999.83 is: 17,939.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,068.16 : 31,833.91 = 12,999.83 : x
  2. Step 2: Convert to fraction form
    23,068.16/31,833.91 = 12,999.83/x
  3. Step 3: Cross multiply
    23,068.16x = 31,833.91 × 12,999.83
  4. Step 4: Simplify right side
    23,068.16x = 413,835,418.24
  5. Step 5: Solve for x
    x = 413,835,418.24/23,068.16
  6. Step 6: Final answer
    x = 17,939.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.