Home / 26,311.71-36,310.14-14,980.62

Finding the Fourth Proportional to 26,311.71, 36,310.14 and 14,980.62

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Solution

The fourth proportional to 26,311.71, 36,310.14 and 14,980.62 is: 20,673.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,311.71 : 36,310.14 = 14,980.62 : x
  2. Step 2: Convert to fraction form
    26,311.71/36,310.14 = 14,980.62/x
  3. Step 3: Cross multiply
    26,311.71x = 36,310.14 × 14,980.62
  4. Step 4: Simplify right side
    26,311.71x = 543,948,409.49
  5. Step 5: Solve for x
    x = 543,948,409.49/26,311.71
  6. Step 6: Final answer
    x = 20,673.24

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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.