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Finding the Fourth Proportional to 35,230.46, 48,621.09 and 19,318.01

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Solution

The fourth proportional to 35,230.46, 48,621.09 and 19,318.01 is: 26,660.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,230.46 : 48,621.09 = 19,318.01 : x
  2. Step 2: Convert to fraction form
    35,230.46/48,621.09 = 19,318.01/x
  3. Step 3: Cross multiply
    35,230.46x = 48,621.09 × 19,318.01
  4. Step 4: Simplify right side
    35,230.46x = 939,262,532.17
  5. Step 5: Solve for x
    x = 939,262,532.17/35,230.46
  6. Step 6: Final answer
    x = 26,660.53

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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.