Home / 47,627.06-65,695.37-30,653.28

Finding the Fourth Proportional to 47,627.06, 65,695.37 and 30,653.28

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Solution

The fourth proportional to 47,627.06, 65,695.37 and 30,653.28 is: 42,282.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,627.06 : 65,695.37 = 30,653.28 : x
  2. Step 2: Convert to fraction form
    47,627.06/65,695.37 = 30,653.28/x
  3. Step 3: Cross multiply
    47,627.06x = 65,695.37 × 30,653.28
  4. Step 4: Simplify right side
    47,627.06x = 2,013,778,418.05
  5. Step 5: Solve for x
    x = 2,013,778,418.05/47,627.06
  6. Step 6: Final answer
    x = 42,282.24

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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.