Home / 26,154.04-39,207.84-18,739.84

Finding the Fourth Proportional to 26,154.04, 39,207.84 and 18,739.84

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Solution

The fourth proportional to 26,154.04, 39,207.84 and 18,739.84 is: 28,093.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,154.04 : 39,207.84 = 18,739.84 : x
  2. Step 2: Convert to fraction form
    26,154.04/39,207.84 = 18,739.84/x
  3. Step 3: Cross multiply
    26,154.04x = 39,207.84 × 18,739.84
  4. Step 4: Simplify right side
    26,154.04x = 734,748,648.35
  5. Step 5: Solve for x
    x = 734,748,648.35/26,154.04
  6. Step 6: Final answer
    x = 28,093.12

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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.