Home / 33,639.02-50,368.29-18,805.69

Finding the Fourth Proportional to 33,639.02, 50,368.29 and 18,805.69

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Solution

The fourth proportional to 33,639.02, 50,368.29 and 18,805.69 is: 28,158.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,639.02 : 50,368.29 = 18,805.69 : x
  2. Step 2: Convert to fraction form
    33,639.02/50,368.29 = 18,805.69/x
  3. Step 3: Cross multiply
    33,639.02x = 50,368.29 × 18,805.69
  4. Step 4: Simplify right side
    33,639.02x = 947,210,447.57
  5. Step 5: Solve for x
    x = 947,210,447.57/33,639.02
  6. Step 6: Final answer
    x = 28,158.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.