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Finding the Fourth Proportional to 35,381.26, 48,798.50 and 21,944.98

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Solution

The fourth proportional to 35,381.26, 48,798.50 and 21,944.98 is: 30,266.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,381.26 : 48,798.50 = 21,944.98 : x
  2. Step 2: Convert to fraction form
    35,381.26/48,798.50 = 21,944.98/x
  3. Step 3: Cross multiply
    35,381.26x = 48,798.50 × 21,944.98
  4. Step 4: Simplify right side
    35,381.26x = 1,070,882,106.53
  5. Step 5: Solve for x
    x = 1,070,882,106.53/35,381.26
  6. Step 6: Final answer
    x = 30,266.93

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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.