Home / 37,900.98-52,300.41-20,905.86

Finding the Fourth Proportional to 37,900.98, 52,300.41 and 20,905.86

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Solution

The fourth proportional to 37,900.98, 52,300.41 and 20,905.86 is: 28,848.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,900.98 : 52,300.41 = 20,905.86 : x
  2. Step 2: Convert to fraction form
    37,900.98/52,300.41 = 20,905.86/x
  3. Step 3: Cross multiply
    37,900.98x = 52,300.41 × 20,905.86
  4. Step 4: Simplify right side
    37,900.98x = 1,093,385,049.40
  5. Step 5: Solve for x
    x = 1,093,385,049.40/37,900.98
  6. Step 6: Final answer
    x = 28,848.46

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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.