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Finding the Fourth Proportional to 35,477.68, 48,961.44 and 19,562.16

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Solution

The fourth proportional to 35,477.68, 48,961.44 and 19,562.16 is: 26,997.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,477.68 : 48,961.44 = 19,562.16 : x
  2. Step 2: Convert to fraction form
    35,477.68/48,961.44 = 19,562.16/x
  3. Step 3: Cross multiply
    35,477.68x = 48,961.44 × 19,562.16
  4. Step 4: Simplify right side
    35,477.68x = 957,791,523.11
  5. Step 5: Solve for x
    x = 957,791,523.11/35,477.68
  6. Step 6: Final answer
    x = 26,997.02

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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.