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Finding the Fourth Proportional to 46,447.44, 69,760.80 and 39,798.96

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Solution

The fourth proportional to 46,447.44, 69,760.80 and 39,798.96 is: 59,775.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,447.44 : 69,760.80 = 39,798.96 : x
  2. Step 2: Convert to fraction form
    46,447.44/69,760.80 = 39,798.96/x
  3. Step 3: Cross multiply
    46,447.44x = 69,760.80 × 39,798.96
  4. Step 4: Simplify right side
    46,447.44x = 2,776,407,288.77
  5. Step 5: Solve for x
    x = 2,776,407,288.77/46,447.44
  6. Step 6: Final answer
    x = 59,775.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.