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Finding the Fourth Proportional to 46,866.39, 64,651.39 and 31,753.88

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Solution

The fourth proportional to 46,866.39, 64,651.39 and 31,753.88 is: 43,803.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,866.39 : 64,651.39 = 31,753.88 : x
  2. Step 2: Convert to fraction form
    46,866.39/64,651.39 = 31,753.88/x
  3. Step 3: Cross multiply
    46,866.39x = 64,651.39 × 31,753.88
  4. Step 4: Simplify right side
    46,866.39x = 2,052,932,479.89
  5. Step 5: Solve for x
    x = 2,052,932,479.89/46,866.39
  6. Step 6: Final answer
    x = 43,803.94

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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.