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Finding the Fourth Proportional to 46,700.80, 64,467.84 and 27,844.48

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Solution

The fourth proportional to 46,700.80, 64,467.84 and 27,844.48 is: 38,437.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,700.80 : 64,467.84 = 27,844.48 : x
  2. Step 2: Convert to fraction form
    46,700.80/64,467.84 = 27,844.48/x
  3. Step 3: Cross multiply
    46,700.80x = 64,467.84 × 27,844.48
  4. Step 4: Simplify right side
    46,700.80x = 1,795,073,481.52
  5. Step 5: Solve for x
    x = 1,795,073,481.52/46,700.80
  6. Step 6: Final answer
    x = 38,437.75

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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.