Home / 26,539.04-39,809.10-6,817.70

Finding the Fourth Proportional to 26,539.04, 39,809.10 and 6,817.70

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Solution

The fourth proportional to 26,539.04, 39,809.10 and 6,817.70 is: 10,226.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,539.04 : 39,809.10 = 6,817.70 : x
  2. Step 2: Convert to fraction form
    26,539.04/39,809.10 = 6,817.70/x
  3. Step 3: Cross multiply
    26,539.04x = 39,809.10 × 6,817.70
  4. Step 4: Simplify right side
    26,539.04x = 271,406,501.07
  5. Step 5: Solve for x
    x = 271,406,501.07/26,539.04
  6. Step 6: Final answer
    x = 10,226.69

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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.