Home / 33,219.04-45,841.72-18,112.32

Finding the Fourth Proportional to 33,219.04, 45,841.72 and 18,112.32

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Solution

The fourth proportional to 33,219.04, 45,841.72 and 18,112.32 is: 24,994.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,219.04 : 45,841.72 = 18,112.32 : x
  2. Step 2: Convert to fraction form
    33,219.04/45,841.72 = 18,112.32/x
  3. Step 3: Cross multiply
    33,219.04x = 45,841.72 × 18,112.32
  4. Step 4: Simplify right side
    33,219.04x = 830,299,901.99
  5. Step 5: Solve for x
    x = 830,299,901.99/33,219.04
  6. Step 6: Final answer
    x = 24,994.70

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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.