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Finding the Fourth Proportional to 37,630.13, 56,448.97 and 9,928.13

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Solution

The fourth proportional to 37,630.13, 56,448.97 and 9,928.13 is: 14,893.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,630.13 : 56,448.97 = 9,928.13 : x
  2. Step 2: Convert to fraction form
    37,630.13/56,448.97 = 9,928.13/x
  3. Step 3: Cross multiply
    37,630.13x = 56,448.97 × 9,928.13
  4. Step 4: Simplify right side
    37,630.13x = 560,432,405.46
  5. Step 5: Solve for x
    x = 560,432,405.46/37,630.13
  6. Step 6: Final answer
    x = 14,893.18

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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.