Home / 33,343.04-46,013.28-18,439.04

Finding the Fourth Proportional to 33,343.04, 46,013.28 and 18,439.04

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Solution

The fourth proportional to 33,343.04, 46,013.28 and 18,439.04 is: 25,445.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,343.04 : 46,013.28 = 18,439.04 : x
  2. Step 2: Convert to fraction form
    33,343.04/46,013.28 = 18,439.04/x
  3. Step 3: Cross multiply
    33,343.04x = 46,013.28 × 18,439.04
  4. Step 4: Simplify right side
    33,343.04x = 848,440,710.45
  5. Step 5: Solve for x
    x = 848,440,710.45/33,343.04
  6. Step 6: Final answer
    x = 25,445.81

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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.