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Finding the Fourth Proportional to 36,473.41, 54,710.13 and 28,165.57

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Solution

The fourth proportional to 36,473.41, 54,710.13 and 28,165.57 is: 42,248.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,473.41 : 54,710.13 = 28,165.57 : x
  2. Step 2: Convert to fraction form
    36,473.41/54,710.13 = 28,165.57/x
  3. Step 3: Cross multiply
    36,473.41x = 54,710.13 × 28,165.57
  4. Step 4: Simplify right side
    36,473.41x = 1,540,941,996.22
  5. Step 5: Solve for x
    x = 1,540,941,996.22/36,473.41
  6. Step 6: Final answer
    x = 42,248.37

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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.