Home / 18,950.82-26,152.75-10,453.31

Finding the Fourth Proportional to 18,950.82, 26,152.75 and 10,453.31

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Solution

The fourth proportional to 18,950.82, 26,152.75 and 10,453.31 is: 14,425.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,950.82 : 26,152.75 = 10,453.31 : x
  2. Step 2: Convert to fraction form
    18,950.82/26,152.75 = 10,453.31/x
  3. Step 3: Cross multiply
    18,950.82x = 26,152.75 × 10,453.31
  4. Step 4: Simplify right side
    18,950.82x = 273,382,803.10
  5. Step 5: Solve for x
    x = 273,382,803.10/18,950.82
  6. Step 6: Final answer
    x = 14,425.91

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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.