Home / 36,519.84-50,397.39-20,607.66

Finding the Fourth Proportional to 36,519.84, 50,397.39 and 20,607.66

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Solution

The fourth proportional to 36,519.84, 50,397.39 and 20,607.66 is: 28,438.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,519.84 : 50,397.39 = 20,607.66 : x
  2. Step 2: Convert to fraction form
    36,519.84/50,397.39 = 20,607.66/x
  3. Step 3: Cross multiply
    36,519.84x = 50,397.39 × 20,607.66
  4. Step 4: Simplify right side
    36,519.84x = 1,038,572,278.01
  5. Step 5: Solve for x
    x = 1,038,572,278.01/36,519.84
  6. Step 6: Final answer
    x = 28,438.58

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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.