Home / 30,185.46-45,244.29-14,182.83

Finding the Fourth Proportional to 30,185.46, 45,244.29 and 14,182.83

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Solution

The fourth proportional to 30,185.46, 45,244.29 and 14,182.83 is: 21,258.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,185.46 : 45,244.29 = 14,182.83 : x
  2. Step 2: Convert to fraction form
    30,185.46/45,244.29 = 14,182.83/x
  3. Step 3: Cross multiply
    30,185.46x = 45,244.29 × 14,182.83
  4. Step 4: Simplify right side
    30,185.46x = 641,692,073.54
  5. Step 5: Solve for x
    x = 641,692,073.54/30,185.46
  6. Step 6: Final answer
    x = 21,258.32

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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.