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Finding the Fourth Proportional to 37,148.63, 55,723.14 and 9,446.63

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Solution

The fourth proportional to 37,148.63, 55,723.14 and 9,446.63 is: 14,169.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,148.63 : 55,723.14 = 9,446.63 : x
  2. Step 2: Convert to fraction form
    37,148.63/55,723.14 = 9,446.63/x
  3. Step 3: Cross multiply
    37,148.63x = 55,723.14 × 9,446.63
  4. Step 4: Simplify right side
    37,148.63x = 526,395,607.40
  5. Step 5: Solve for x
    x = 526,395,607.40/37,148.63
  6. Step 6: Final answer
    x = 14,169.99

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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.