Home / 21,034.98-31,552.46-6,243.89

Finding the Fourth Proportional to 21,034.98, 31,552.46 and 6,243.89

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Solution

The fourth proportional to 21,034.98, 31,552.46 and 6,243.89 is: 9,365.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,034.98 : 31,552.46 = 6,243.89 : x
  2. Step 2: Convert to fraction form
    21,034.98/31,552.46 = 6,243.89/x
  3. Step 3: Cross multiply
    21,034.98x = 31,552.46 × 6,243.89
  4. Step 4: Simplify right side
    21,034.98x = 197,009,921.71
  5. Step 5: Solve for x
    x = 197,009,921.71/21,034.98
  6. Step 6: Final answer
    x = 9,365.82

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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.