Home / 18,935.37-26,131-10,437.83

Finding the Fourth Proportional to 18,935.37, 26,131 and 10,437.83

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Solution

The fourth proportional to 18,935.37, 26,131 and 10,437.83 is: 14,404.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,935.37 : 26,131 = 10,437.83 : x
  2. Step 2: Convert to fraction form
    18,935.37/26,131 = 10,437.83/x
  3. Step 3: Cross multiply
    18,935.37x = 26,131 × 10,437.83
  4. Step 4: Simplify right side
    18,935.37x = 272,750,935.73
  5. Step 5: Solve for x
    x = 272,750,935.73/18,935.37
  6. Step 6: Final answer
    x = 14,404.31

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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.