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Finding the Fourth Proportional to 35,444.99, 48,912.92 and 20,337.41

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Solution

The fourth proportional to 35,444.99, 48,912.92 and 20,337.41 is: 28,064.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,444.99 : 48,912.92 = 20,337.41 : x
  2. Step 2: Convert to fraction form
    35,444.99/48,912.92 = 20,337.41/x
  3. Step 3: Cross multiply
    35,444.99x = 48,912.92 × 20,337.41
  4. Step 4: Simplify right side
    35,444.99x = 994,761,762.09
  5. Step 5: Solve for x
    x = 994,761,762.09/35,444.99
  6. Step 6: Final answer
    x = 28,064.95

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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.