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Finding the Fourth Proportional to 35,230.68, 48,617.07 and 19,314.81

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Solution

The fourth proportional to 35,230.68, 48,617.07 and 19,314.81 is: 26,653.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,230.68 : 48,617.07 = 19,314.81 : x
  2. Step 2: Convert to fraction form
    35,230.68/48,617.07 = 19,314.81/x
  3. Step 3: Cross multiply
    35,230.68x = 48,617.07 × 19,314.81
  4. Step 4: Simplify right side
    35,230.68x = 939,029,469.81
  5. Step 5: Solve for x
    x = 939,029,469.81/35,230.68
  6. Step 6: Final answer
    x = 26,653.74

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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.