Home / 47,775.98-65,780.24-43,347.30

Finding the Fourth Proportional to 47,775.98, 65,780.24 and 43,347.30

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Solution

The fourth proportional to 47,775.98, 65,780.24 and 43,347.30 is: 59,682.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,775.98 : 65,780.24 = 43,347.30 : x
  2. Step 2: Convert to fraction form
    47,775.98/65,780.24 = 43,347.30/x
  3. Step 3: Cross multiply
    47,775.98x = 65,780.24 × 43,347.30
  4. Step 4: Simplify right side
    47,775.98x = 2,851,395,797.35
  5. Step 5: Solve for x
    x = 2,851,395,797.35/47,775.98
  6. Step 6: Final answer
    x = 59,682.62

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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.