Home / 33,312.02-45,969.20-18,205.17

Finding the Fourth Proportional to 33,312.02, 45,969.20 and 18,205.17

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Solution

The fourth proportional to 33,312.02, 45,969.20 and 18,205.17 is: 25,122.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,312.02 : 45,969.20 = 18,205.17 : x
  2. Step 2: Convert to fraction form
    33,312.02/45,969.20 = 18,205.17/x
  3. Step 3: Cross multiply
    33,312.02x = 45,969.20 × 18,205.17
  4. Step 4: Simplify right side
    33,312.02x = 836,877,009.74
  5. Step 5: Solve for x
    x = 836,877,009.74/33,312.02
  6. Step 6: Final answer
    x = 25,122.38

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Double scale
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Similar ratio
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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.