Home / 47,661.30-65,639.43-46,628.15

Finding the Fourth Proportional to 47,661.30, 65,639.43 and 46,628.15

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Solution

The fourth proportional to 47,661.30, 65,639.43 and 46,628.15 is: 64,216.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,661.30 : 65,639.43 = 46,628.15 : x
  2. Step 2: Convert to fraction form
    47,661.30/65,639.43 = 46,628.15/x
  3. Step 3: Cross multiply
    47,661.30x = 65,639.43 × 46,628.15
  4. Step 4: Simplify right side
    47,661.30x = 3,060,644,859.76
  5. Step 5: Solve for x
    x = 3,060,644,859.76/47,661.30
  6. Step 6: Final answer
    x = 64,216.56

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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.