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Finding the Fourth Proportional to 46,641.56, 69,952.01 and 13,361.49

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Solution

The fourth proportional to 46,641.56, 69,952.01 and 13,361.49 is: 20,039.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,641.56 : 69,952.01 = 13,361.49 : x
  2. Step 2: Convert to fraction form
    46,641.56/69,952.01 = 13,361.49/x
  3. Step 3: Cross multiply
    46,641.56x = 69,952.01 × 13,361.49
  4. Step 4: Simplify right side
    46,641.56x = 934,663,015.29
  5. Step 5: Solve for x
    x = 934,663,015.29/46,641.56
  6. Step 6: Final answer
    x = 20,039.28

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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.