Home / 31,933.04-47,899.46-14,382.32

Finding the Fourth Proportional to 31,933.04, 47,899.46 and 14,382.32

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Solution

The fourth proportional to 31,933.04, 47,899.46 and 14,382.32 is: 21,573.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,933.04 : 47,899.46 = 14,382.32 : x
  2. Step 2: Convert to fraction form
    31,933.04/47,899.46 = 14,382.32/x
  3. Step 3: Cross multiply
    31,933.04x = 47,899.46 × 14,382.32
  4. Step 4: Simplify right side
    31,933.04x = 688,905,361.55
  5. Step 5: Solve for x
    x = 688,905,361.55/31,933.04
  6. Step 6: Final answer
    x = 21,573.43

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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.