Home / 47,383.08-65,361.24-30,616.08

Finding the Fourth Proportional to 47,383.08, 65,361.24 and 30,616.08

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Solution

The fourth proportional to 47,383.08, 65,361.24 and 30,616.08 is: 42,232.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,383.08 : 65,361.24 = 30,616.08 : x
  2. Step 2: Convert to fraction form
    47,383.08/65,361.24 = 30,616.08/x
  3. Step 3: Cross multiply
    47,383.08x = 65,361.24 × 30,616.08
  4. Step 4: Simplify right side
    47,383.08x = 2,001,104,952.74
  5. Step 5: Solve for x
    x = 2,001,104,952.74/47,383.08
  6. Step 6: Final answer
    x = 42,232.48

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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.