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Finding the Fourth Proportional to 37,391.63, 51,600.44 and 20,624.63

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Solution

The fourth proportional to 37,391.63, 51,600.44 and 20,624.63 is: 28,461.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,391.63 : 51,600.44 = 20,624.63 : x
  2. Step 2: Convert to fraction form
    37,391.63/51,600.44 = 20,624.63/x
  3. Step 3: Cross multiply
    37,391.63x = 51,600.44 × 20,624.63
  4. Step 4: Simplify right side
    37,391.63x = 1,064,239,776.40
  5. Step 5: Solve for x
    x = 1,064,239,776.40/37,391.63
  6. Step 6: Final answer
    x = 28,461.98

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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.