Home / 23,146.46-31,942.25-13,075.83

Finding the Fourth Proportional to 23,146.46, 31,942.25 and 13,075.83

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Solution

The fourth proportional to 23,146.46, 31,942.25 and 13,075.83 is: 18,044.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,146.46 : 31,942.25 = 13,075.83 : x
  2. Step 2: Convert to fraction form
    23,146.46/31,942.25 = 13,075.83/x
  3. Step 3: Cross multiply
    23,146.46x = 31,942.25 × 13,075.83
  4. Step 4: Simplify right side
    23,146.46x = 417,671,414.47
  5. Step 5: Solve for x
    x = 417,671,414.47/23,146.46
  6. Step 6: Final answer
    x = 18,044.72

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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.