Home / 33,333.04-45,999.56-18,429.04

Finding the Fourth Proportional to 33,333.04, 45,999.56 and 18,429.04

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Solution

The fourth proportional to 33,333.04, 45,999.56 and 18,429.04 is: 25,432.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,333.04 : 45,999.56 = 18,429.04 : x
  2. Step 2: Convert to fraction form
    33,333.04/45,999.56 = 18,429.04/x
  3. Step 3: Cross multiply
    33,333.04x = 45,999.56 × 18,429.04
  4. Step 4: Simplify right side
    33,333.04x = 847,727,731.22
  5. Step 5: Solve for x
    x = 847,727,731.22/33,333.04
  6. Step 6: Final answer
    x = 25,432.06

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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.