Home / 26,839.04-40,269.70-13,504.90

Finding the Fourth Proportional to 26,839.04, 40,269.70 and 13,504.90

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Solution

The fourth proportional to 26,839.04, 40,269.70 and 13,504.90 is: 20,262.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,839.04 : 40,269.70 = 13,504.90 : x
  2. Step 2: Convert to fraction form
    26,839.04/40,269.70 = 13,504.90/x
  3. Step 3: Cross multiply
    26,839.04x = 40,269.70 × 13,504.90
  4. Step 4: Simplify right side
    26,839.04x = 543,838,271.53
  5. Step 5: Solve for x
    x = 543,838,271.53/26,839.04
  6. Step 6: Final answer
    x = 20,262.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.