Home / 18,866.49-26,035.86-10,367.29

Finding the Fourth Proportional to 18,866.49, 26,035.86 and 10,367.29

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Solution

The fourth proportional to 18,866.49, 26,035.86 and 10,367.29 is: 14,306.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,866.49 : 26,035.86 = 10,367.29 : x
  2. Step 2: Convert to fraction form
    18,866.49/26,035.86 = 10,367.29/x
  3. Step 3: Cross multiply
    18,866.49x = 26,035.86 × 10,367.29
  4. Step 4: Simplify right side
    18,866.49x = 269,921,311.02
  5. Step 5: Solve for x
    x = 269,921,311.02/18,866.49
  6. Step 6: Final answer
    x = 14,306.92

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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.