Home / 29,526.66-40,736.62-20,570.90

Finding the Fourth Proportional to 29,526.66, 40,736.62 and 20,570.90

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Solution

The fourth proportional to 29,526.66, 40,736.62 and 20,570.90 is: 28,380.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,526.66 : 40,736.62 = 20,570.90 : x
  2. Step 2: Convert to fraction form
    29,526.66/40,736.62 = 20,570.90/x
  3. Step 3: Cross multiply
    29,526.66x = 40,736.62 × 20,570.90
  4. Step 4: Simplify right side
    29,526.66x = 837,988,758.39
  5. Step 5: Solve for x
    x = 837,988,758.39/29,526.66
  6. Step 6: Final answer
    x = 28,380.75

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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.