Home / 33,137.90-45,728.92-18,030.62

Finding the Fourth Proportional to 33,137.90, 45,728.92 and 18,030.62

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Solution

The fourth proportional to 33,137.90, 45,728.92 and 18,030.62 is: 24,881.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,137.90 : 45,728.92 = 18,030.62 : x
  2. Step 2: Convert to fraction form
    33,137.90/45,728.92 = 18,030.62/x
  3. Step 3: Cross multiply
    33,137.90x = 45,728.92 × 18,030.62
  4. Step 4: Simplify right side
    33,137.90x = 824,520,505.81
  5. Step 5: Solve for x
    x = 824,520,505.81/33,137.90
  6. Step 6: Final answer
    x = 24,881.50

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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.