Home / 37,729.28-52,066.10-20,501.49

Finding the Fourth Proportional to 37,729.28, 52,066.10 and 20,501.49

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Solution

The fourth proportional to 37,729.28, 52,066.10 and 20,501.49 is: 28,291.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,729.28 : 52,066.10 = 20,501.49 : x
  2. Step 2: Convert to fraction form
    37,729.28/52,066.10 = 20,501.49/x
  3. Step 3: Cross multiply
    37,729.28x = 52,066.10 × 20,501.49
  4. Step 4: Simplify right side
    37,729.28x = 1,067,432,525.98
  5. Step 5: Solve for x
    x = 1,067,432,525.98/37,729.28
  6. Step 6: Final answer
    x = 28,291.89

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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.