Home / 33,099.73-45,679.17-18,565.32

Finding the Fourth Proportional to 33,099.73, 45,679.17 and 18,565.32

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Solution

The fourth proportional to 33,099.73, 45,679.17 and 18,565.32 is: 25,621.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,099.73 : 45,679.17 = 18,565.32 : x
  2. Step 2: Convert to fraction form
    33,099.73/45,679.17 = 18,565.32/x
  3. Step 3: Cross multiply
    33,099.73x = 45,679.17 × 18,565.32
  4. Step 4: Simplify right side
    33,099.73x = 848,048,535.34
  5. Step 5: Solve for x
    x = 848,048,535.34/33,099.73
  6. Step 6: Final answer
    x = 25,621.01

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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.