Home / 47,850.40-66,041.76-29,952.64

Finding the Fourth Proportional to 47,850.40, 66,041.76 and 29,952.64

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Solution

The fourth proportional to 47,850.40, 66,041.76 and 29,952.64 is: 41,339.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,850.40 : 66,041.76 = 29,952.64 : x
  2. Step 2: Convert to fraction form
    47,850.40/66,041.76 = 29,952.64/x
  3. Step 3: Cross multiply
    47,850.40x = 66,041.76 × 29,952.64
  4. Step 4: Simplify right side
    47,850.40x = 1,978,125,062.25
  5. Step 5: Solve for x
    x = 1,978,125,062.25/47,850.40
  6. Step 6: Final answer
    x = 41,339.78

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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.