Home / 46,761.84-64,549.56-31,647.12

Finding the Fourth Proportional to 46,761.84, 64,549.56 and 31,647.12

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Solution

The fourth proportional to 46,761.84, 64,549.56 and 31,647.12 is: 43,685.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,761.84 : 64,549.56 = 31,647.12 : x
  2. Step 2: Convert to fraction form
    46,761.84/64,549.56 = 31,647.12/x
  3. Step 3: Cross multiply
    46,761.84x = 64,549.56 × 31,647.12
  4. Step 4: Simplify right side
    46,761.84x = 2,042,807,671.27
  5. Step 5: Solve for x
    x = 2,042,807,671.27/46,761.84
  6. Step 6: Final answer
    x = 43,685.36

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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.