Home / 26,066.55-39,153.96-21,074.55

Finding the Fourth Proportional to 26,066.55, 39,153.96 and 21,074.55

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Solution

The fourth proportional to 26,066.55, 39,153.96 and 21,074.55 is: 31,655.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,066.55 : 39,153.96 = 21,074.55 : x
  2. Step 2: Convert to fraction form
    26,066.55/39,153.96 = 21,074.55/x
  3. Step 3: Cross multiply
    26,066.55x = 39,153.96 × 21,074.55
  4. Step 4: Simplify right side
    26,066.55x = 825,152,087.72
  5. Step 5: Solve for x
    x = 825,152,087.72/26,066.55
  6. Step 6: Final answer
    x = 31,655.59

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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.