Home / 18,701.37-25,806.10-10,317.33

Finding the Fourth Proportional to 18,701.37, 25,806.10 and 10,317.33

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Solution

The fourth proportional to 18,701.37, 25,806.10 and 10,317.33 is: 14,236.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,701.37 : 25,806.10 = 10,317.33 : x
  2. Step 2: Convert to fraction form
    18,701.37/25,806.10 = 10,317.33/x
  3. Step 3: Cross multiply
    18,701.37x = 25,806.10 × 10,317.33
  4. Step 4: Simplify right side
    18,701.37x = 266,250,049.71
  5. Step 5: Solve for x
    x = 266,250,049.71/18,701.37
  6. Step 6: Final answer
    x = 14,236.93

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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.